The Wave Of Drunkenness On American College Campuses.
With alcohol-related deaths and injuries rising on US college campuses, college officials are disquieting various ways to petiole the tide of encumbered drinking. One effort that targeted off-campus boozing shows some promise, researchers say. A program at a classify of public universities in California epitomize the level of heavy drinking at private parties and other locations by 6 percent, researchers set forth in the December issue of the American Journal of Preventive Medicine. The so-called Safer California Universities meditate on included measures such as stricter enforcement of local nuisance ordinances, police-run induce operations, driving-under-the-influence checkpoints, and use of campus and local media to spread the gen about the crackdown.
It's one of the first studies of college drinking that focuses on the environment rather than on prevention aimed at individuals, the researchers said. "The end was to reduce the number of big parties, which are more likely to involve tedious drinking," said lead author Robert F Saltz, senior research scientist at the Prevention Research Center, Pacific Institute for Research and Evaluation in Berkeley, Calif.
And "There's this lore about college drinking that nothing works, and that if you do take a shot to increase enforcement, students will just find some progress around it. But now we have direct evidence that these kinds of interventions can have a fairly significant impact".
Eight campuses of the University of California and six campuses in the California State University routine were involved in the study. Half the schools were randomly assigned to the Safer program, which took result the fall semesters of 2005 and 2006. Student surveys were completed by undergrads in four capitulate semesters (2003 through 2006), and researchers analyzed samples of 1000 to 2000 students per campus per year.
Showing posts with label researchers. Show all posts
Showing posts with label researchers. Show all posts
Saturday 5 May 2018
Sunday 18 February 2018
Error Correction System Of The Human Brain Makes It Possible To Develop New Prostheses
Error Correction System Of The Human Brain Makes It Possible To Develop New Prostheses.
A further den provides discernment into the brain's ability to detect and correct errors, such as typos, even when someone is working on "autopilot". Researchers had three groups of 24 skilled typists use a computer keyboard. Without the typists' knowledge, the researchers either inserted typographical errors or removed them from the typed wording on the screen.
They discovered that the typists' brains realized they'd made typos even if the scan suggested otherwise and they didn't consciously be aware of the errors weren't theirs, even accepting task for them. "Your fingers notice that they add up to an error and they slow down, whether we corrected the error or not," said study lead architect Gordon D Logan, a professor of psychology at Vanderbilt University in Nashville, Tenn.
The dream of the study is to understand how the brain and body interact with the environment and break down the process of automatic behavior. "If I want to foment up my coffee cup, I have a goal in mind that leads me to look at it, leads my arm to sphere toward it and drink it. This involves a kind of feedback loop. We want to gaze at more complex actions than that".
In particular, Logan and colleagues wondered about complex things that we do on autopilot without much purposeful thought. "If I decide I want to go to the mailroom, my feet release me down the hall and up the steps. I don't have to think very much about doing it. But if you look at what my feet are doing, they're doing a complex series of actions every second".
A further den provides discernment into the brain's ability to detect and correct errors, such as typos, even when someone is working on "autopilot". Researchers had three groups of 24 skilled typists use a computer keyboard. Without the typists' knowledge, the researchers either inserted typographical errors or removed them from the typed wording on the screen.
They discovered that the typists' brains realized they'd made typos even if the scan suggested otherwise and they didn't consciously be aware of the errors weren't theirs, even accepting task for them. "Your fingers notice that they add up to an error and they slow down, whether we corrected the error or not," said study lead architect Gordon D Logan, a professor of psychology at Vanderbilt University in Nashville, Tenn.
The dream of the study is to understand how the brain and body interact with the environment and break down the process of automatic behavior. "If I want to foment up my coffee cup, I have a goal in mind that leads me to look at it, leads my arm to sphere toward it and drink it. This involves a kind of feedback loop. We want to gaze at more complex actions than that".
In particular, Logan and colleagues wondered about complex things that we do on autopilot without much purposeful thought. "If I decide I want to go to the mailroom, my feet release me down the hall and up the steps. I don't have to think very much about doing it. But if you look at what my feet are doing, they're doing a complex series of actions every second".
Tuesday 16 January 2018
Tanning Leads To Skin Cancer
Tanning Leads To Skin Cancer.
Skin cancer researchers announce in a redesigned study that in the sunny state of Florida, tanning salons now outnumber McDonald's fast-food restaurants. There are also more indoor tanning facilities in Florida than CVS pharmacies as well as some other widespread businesses, researchers from the University of Miami revealed. "Indoor tanning is known to cause hide cancers, including melanoma, which is deadly," prominent one expert, Dr Joshua Zeichner, of the control of dermatology at The Mount Sinai Hospital in New York City.
And "Despite an broaden in public awareness efforts from dermatologists, mobile vulgus are still sitting in tanning beds," said Zeichner, who was not connected to the restored research. Researchers led by Dr Sonia Lamel of the University of Miami found there is now one tanning salon for every 15113 forebears in Florida. The study, published Dec 25, 2013 in JAMA Dermatology, also found that the articulate had about one tanning salon for every 50 square miles.
Skin cancer researchers announce in a redesigned study that in the sunny state of Florida, tanning salons now outnumber McDonald's fast-food restaurants. There are also more indoor tanning facilities in Florida than CVS pharmacies as well as some other widespread businesses, researchers from the University of Miami revealed. "Indoor tanning is known to cause hide cancers, including melanoma, which is deadly," prominent one expert, Dr Joshua Zeichner, of the control of dermatology at The Mount Sinai Hospital in New York City.
And "Despite an broaden in public awareness efforts from dermatologists, mobile vulgus are still sitting in tanning beds," said Zeichner, who was not connected to the restored research. Researchers led by Dr Sonia Lamel of the University of Miami found there is now one tanning salon for every 15113 forebears in Florida. The study, published Dec 25, 2013 in JAMA Dermatology, also found that the articulate had about one tanning salon for every 50 square miles.
Saturday 30 December 2017
People With Stroke Have A Chance At A Full Life
People With Stroke Have A Chance At A Full Life.
Scientists are testing a brand-new thought-controlled mark of cadency that may one day help people spur limbs again after they've been paralyzed by a stroke. The device combines a high-tech brain-computer interface with electrical stimulation of the damaged muscles to better patients relearn how to move frozen limbs. So far, eight patients who had distracted movement in one hand have been through six weeks of analysis with the device.
They reported improvements in their ability to complete daily tasks. "Things like combing their locks and buttoning their shirt," explained study author Dr Vivek Prabhakaran, helmsman of functional neuroimaging in radiology at the University of Wisconsin-Madison. "These are patients who are months and years out from their strokes. Early studies suggested that there was no natural room for change for these patients, that they had plateaued in the recovery.
We're showing there is still latitude for change. There is plasticity we can harness". To use the new tool, patients corrosion a cap of electrodes that picks up brain signals. Those signals are decoded by a computer. The computer, in turn, sends delicate jolts of electricity through wires to sticky pads placed on the muscles of a patient's paralyzed arm.
The jolts deception like nerve impulses, influential the muscles to move. A simple video game on the computer screen prompts patients to struggle to hit a target by moving a ball with their affected arm. Patients practice with the game for about two hours at a time, every other day.
Scientists are testing a brand-new thought-controlled mark of cadency that may one day help people spur limbs again after they've been paralyzed by a stroke. The device combines a high-tech brain-computer interface with electrical stimulation of the damaged muscles to better patients relearn how to move frozen limbs. So far, eight patients who had distracted movement in one hand have been through six weeks of analysis with the device.
They reported improvements in their ability to complete daily tasks. "Things like combing their locks and buttoning their shirt," explained study author Dr Vivek Prabhakaran, helmsman of functional neuroimaging in radiology at the University of Wisconsin-Madison. "These are patients who are months and years out from their strokes. Early studies suggested that there was no natural room for change for these patients, that they had plateaued in the recovery.
We're showing there is still latitude for change. There is plasticity we can harness". To use the new tool, patients corrosion a cap of electrodes that picks up brain signals. Those signals are decoded by a computer. The computer, in turn, sends delicate jolts of electricity through wires to sticky pads placed on the muscles of a patient's paralyzed arm.
The jolts deception like nerve impulses, influential the muscles to move. A simple video game on the computer screen prompts patients to struggle to hit a target by moving a ball with their affected arm. Patients practice with the game for about two hours at a time, every other day.
Thursday 21 December 2017
Still Occasionally After Surgery In Children Remain Inside The Surgical Instruments
Still Occasionally After Surgery In Children Remain Inside The Surgical Instruments.
It seldom happens, but that's microscopic comfort for those involved: Sometimes surgical instruments and sponges are port side inside children undergoing surgery, according to researchers from Johns Hopkins University. Children hardship from such mishaps were not more likely to die, but the errors result in clinic stays that are more than twice as long and cost more than double that of the average stay, the researchers found. And that's not even counting the philosophic toll on families.
And "Certainly, from a family's perspective, one event take pleasure in this is too many," said lead researcher Dr Fizan Abdullah, an assistant professor of surgery at Johns Hopkins. "Regardless of the data, we as a healthfulness care system have to be sensitive to these families. The fabulous thing is that when you look at the numbers, it translates to one event in every 5000 surgeries. When there are hundreds of thousands of surgeries being performed on children across the US every year, that's a lot of patients".
The announcement is published in the November 2010 matter of the Archives of Surgery. For the study, Abdullah's party collected data on 1,9 million children under 18 who were hospitalized from 1988 to 2005. Of all these children, 413 had an gadget or sponge left inside them after surgery, the researchers found.
The mistakes occurred most often when the surgery affected opening the abdominal cavity, such as during a gynecologic procedure. Errors were less suitable to occur during ear, nose, throat, heart and chest, orthopedic and spine surgeries, Abdullah's rank notes.
It seldom happens, but that's microscopic comfort for those involved: Sometimes surgical instruments and sponges are port side inside children undergoing surgery, according to researchers from Johns Hopkins University. Children hardship from such mishaps were not more likely to die, but the errors result in clinic stays that are more than twice as long and cost more than double that of the average stay, the researchers found. And that's not even counting the philosophic toll on families.
And "Certainly, from a family's perspective, one event take pleasure in this is too many," said lead researcher Dr Fizan Abdullah, an assistant professor of surgery at Johns Hopkins. "Regardless of the data, we as a healthfulness care system have to be sensitive to these families. The fabulous thing is that when you look at the numbers, it translates to one event in every 5000 surgeries. When there are hundreds of thousands of surgeries being performed on children across the US every year, that's a lot of patients".
The announcement is published in the November 2010 matter of the Archives of Surgery. For the study, Abdullah's party collected data on 1,9 million children under 18 who were hospitalized from 1988 to 2005. Of all these children, 413 had an gadget or sponge left inside them after surgery, the researchers found.
The mistakes occurred most often when the surgery affected opening the abdominal cavity, such as during a gynecologic procedure. Errors were less suitable to occur during ear, nose, throat, heart and chest, orthopedic and spine surgeries, Abdullah's rank notes.
Saturday 2 December 2017
Operating Anesthetics Also Enhance The Greenhouse Effect
Operating Anesthetics Also Enhance The Greenhouse Effect.
Inhaled anesthetics Euphemistic pre-owned to put patients to beauty sleep during surgery contribute to global climate change, according to a new study. Researchers purposeful that the use of these anesthetics by a busy hospital can contribute as much to climate change as the emissions from 100 to 1200 cars a year, depending on the typeface of anesthetic used, said University of California anesthesiologist Dr Susan M Ryan and boyfriend study author Claus J Nielsen, a computer scientist at the University of Oslo in Norway.
The three dominating inhaled anesthetics cast-off for surgery - sevoflurane, isoflurane, and desflurane - are recognized greenhouse gases, but their contribution to ambiance change has received little attention because they're considered medically exigent and are used in relatively small amounts. These anesthetics undergo very little metabolic variation in the body, the researchers noted.
Inhaled anesthetics Euphemistic pre-owned to put patients to beauty sleep during surgery contribute to global climate change, according to a new study. Researchers purposeful that the use of these anesthetics by a busy hospital can contribute as much to climate change as the emissions from 100 to 1200 cars a year, depending on the typeface of anesthetic used, said University of California anesthesiologist Dr Susan M Ryan and boyfriend study author Claus J Nielsen, a computer scientist at the University of Oslo in Norway.
The three dominating inhaled anesthetics cast-off for surgery - sevoflurane, isoflurane, and desflurane - are recognized greenhouse gases, but their contribution to ambiance change has received little attention because they're considered medically exigent and are used in relatively small amounts. These anesthetics undergo very little metabolic variation in the body, the researchers noted.
Sunday 6 August 2017
New Technologies In A Therapy Of Ovarian Cancer
New Technologies In A Therapy Of Ovarian Cancer.
A tale but beginning new treatment for ovarian cancer has apparently produced complete mitigation for one patient with an advanced form of the disease, researchers are reporting in April 2013. The encouraging results of a phase 1 clinical trial for the immunotherapy approach also showed that seven other women had no measurable infirmity at the end of the trial, the researchers added. Their results are scheduled to be presented Saturday at the American Association for Cancer Research's annual converging in Washington, DC
Ovarian cancer is fairly singular - an estimated 1,38 percent of females born today will be diagnosed with the condition - but it's an especially dreary form of cancer because it is usually diagnosed in an advanced stage. The strange treatment uses a personalized vaccine to try to teach the body's immune system how to hostilities off tumors. Researchers took bits of tumor and blood from women with stage 3 or 4 ovarian cancer and created individualized vaccines, said retreat lead author Lana Kandalaft, kingpin of clinical development and operations at the Ovarian Cancer Research Center in the University of Pennsylvania's Perelman School of Medicine.
Each patient's tumor is sui generis like a fingerprint. We're tough to rewire the immune system to target the tumor. Once the immune system has au fait how to more effectively fight the cancer, the researchers isolate immune cells called dendritic cells, persuade them to multiply, then put them back into the body to strengthen it. The research is only in the first of three stages that are required before drugs can be sold in the United States.
The first-phase studies aren't designed to decide if the drugs absolutely work, but are instead supposed to analyze whether they're safe. This study, funded in ingredient by the US National Institutes of Health, found signs of improvement in 19 out of 31 patients. All 19 developed an anti-tumor invulnerable response. Of those, eight had no measurable complaint and are on maintenance vaccine therapy.
A tale but beginning new treatment for ovarian cancer has apparently produced complete mitigation for one patient with an advanced form of the disease, researchers are reporting in April 2013. The encouraging results of a phase 1 clinical trial for the immunotherapy approach also showed that seven other women had no measurable infirmity at the end of the trial, the researchers added. Their results are scheduled to be presented Saturday at the American Association for Cancer Research's annual converging in Washington, DC
Ovarian cancer is fairly singular - an estimated 1,38 percent of females born today will be diagnosed with the condition - but it's an especially dreary form of cancer because it is usually diagnosed in an advanced stage. The strange treatment uses a personalized vaccine to try to teach the body's immune system how to hostilities off tumors. Researchers took bits of tumor and blood from women with stage 3 or 4 ovarian cancer and created individualized vaccines, said retreat lead author Lana Kandalaft, kingpin of clinical development and operations at the Ovarian Cancer Research Center in the University of Pennsylvania's Perelman School of Medicine.
Each patient's tumor is sui generis like a fingerprint. We're tough to rewire the immune system to target the tumor. Once the immune system has au fait how to more effectively fight the cancer, the researchers isolate immune cells called dendritic cells, persuade them to multiply, then put them back into the body to strengthen it. The research is only in the first of three stages that are required before drugs can be sold in the United States.
The first-phase studies aren't designed to decide if the drugs absolutely work, but are instead supposed to analyze whether they're safe. This study, funded in ingredient by the US National Institutes of Health, found signs of improvement in 19 out of 31 patients. All 19 developed an anti-tumor invulnerable response. Of those, eight had no measurable complaint and are on maintenance vaccine therapy.
Wednesday 31 May 2017
H1N1 Flu Is A Serious Threat For Children In The 2010-2011 Influenza Season
H1N1 Flu Is A Serious Threat For Children In The 2010-2011 Influenza Season.
Among children hospitalized with the pandemic H1N1 flu wear year in California, more than one-fourth ended up in concentrated heedfulness units or died, California Department of Public Health researchers report. "While hospitalization for 2009 H1N1 influenza in children appeared to surface at like rates as with seasonal influenza, this study provides further manifest that children, especially those with high-risk conditions, can be very ill with H1N1," said lead researcher Dr Janice K Louie. "Fortunately, not many children died. Those that did had many underlying conditions. Antiviral medication given dawn seems to have lessened the fortune of severe illness".
Young people were hit hard by H1N1 flu, with 10- to 18-year-olds accounting for 40 percent of cases, the researchers noted. This was most in all probability due to a insufficiency of immunity, which older people acquired through repeated flu vaccinations of different strains of H1N1 or jeopardy to other H1N1 strains, the experts pointed out.
Flu experts don't predict the H1N1 flu will pose a serious threat in the 2010-2011 flu season, but the study authors demand doctors should promptly treat children with underlying risk factors, especially infants, who get the flu. "My passion is that we are over the hump," said Dr Marc Siegel, an associate professor of medication at New York University in New York City. "I am expecting this to be part of the seasonal flu this year, unless it mutates".
The many man exposed to the H1N1 flu and the sizable host vaccinated against it have created a large herd immunity, which should blunt this flu strain. In addition, the bruited about seasonal flu vaccine, which is recommended for everyone 6 months old and up, contains extortion from H1N1 flu.
Among children hospitalized with the pandemic H1N1 flu wear year in California, more than one-fourth ended up in concentrated heedfulness units or died, California Department of Public Health researchers report. "While hospitalization for 2009 H1N1 influenza in children appeared to surface at like rates as with seasonal influenza, this study provides further manifest that children, especially those with high-risk conditions, can be very ill with H1N1," said lead researcher Dr Janice K Louie. "Fortunately, not many children died. Those that did had many underlying conditions. Antiviral medication given dawn seems to have lessened the fortune of severe illness".
Young people were hit hard by H1N1 flu, with 10- to 18-year-olds accounting for 40 percent of cases, the researchers noted. This was most in all probability due to a insufficiency of immunity, which older people acquired through repeated flu vaccinations of different strains of H1N1 or jeopardy to other H1N1 strains, the experts pointed out.
Flu experts don't predict the H1N1 flu will pose a serious threat in the 2010-2011 flu season, but the study authors demand doctors should promptly treat children with underlying risk factors, especially infants, who get the flu. "My passion is that we are over the hump," said Dr Marc Siegel, an associate professor of medication at New York University in New York City. "I am expecting this to be part of the seasonal flu this year, unless it mutates".
The many man exposed to the H1N1 flu and the sizable host vaccinated against it have created a large herd immunity, which should blunt this flu strain. In addition, the bruited about seasonal flu vaccine, which is recommended for everyone 6 months old and up, contains extortion from H1N1 flu.
Saturday 18 February 2017
Rural Residents Often Drown
Rural Residents Often Drown.
People in pastoral areas are nearly three times more expected to drown than those who live in cities, a new Canadian study finds. This may be because sylvan residents are more likely to be around open water and less likely to have taken swimming lessons, according to the researchers at St Michael's Hospital in Toronto. Their findings - from an opinion of drowning incidents in the function of Ontario between 2004 and 2008 - appeared recently in the International Journal of Aquatic Research and Education.
A other study by the St Michael's researchers found that most drowning incidents occur in available places, such as open water, recreation centers or parks. Even so, four out of five drownings happen without a witness, according to the study, which was published recently in the Canadian Journal of Emergency Medicine. The researchers also found that bystanders go CPR in half of all drowning events, but only for one-third of all other cardiac arrests.
People in pastoral areas are nearly three times more expected to drown than those who live in cities, a new Canadian study finds. This may be because sylvan residents are more likely to be around open water and less likely to have taken swimming lessons, according to the researchers at St Michael's Hospital in Toronto. Their findings - from an opinion of drowning incidents in the function of Ontario between 2004 and 2008 - appeared recently in the International Journal of Aquatic Research and Education.
A other study by the St Michael's researchers found that most drowning incidents occur in available places, such as open water, recreation centers or parks. Even so, four out of five drownings happen without a witness, according to the study, which was published recently in the Canadian Journal of Emergency Medicine. The researchers also found that bystanders go CPR in half of all drowning events, but only for one-third of all other cardiac arrests.
Sunday 25 September 2016
Brain Scans Can Reveal The Occurrence Of Autism
Brain Scans Can Reveal The Occurrence Of Autism.
A pattern of thought imaging that measures the circuitry of brain connections may someday be used to name autism, new research suggests. Researchers at McLean Hospital in Boston and the University of Utah second-hand MRIs to analyze the microscopic fiber structures that make up the brain circuitry in 30 males ancient 8 to 26 with high-functioning autism and 30 males without autism. Males with autism showed differences in the milk-white matter circuitry in two regions of the brain's temporal lobe: the higher-level temporal gyrus and the temporal stem. Those areas are involved with language, sensation and social skills, according to the researchers.
Based on the deviations in brain circuitry, researchers could distinguish with 94 percent preciseness those who had autism and those who didn't. Currently, there is no biological test for autism. Instead, diagnosis is done through a wordy examination involving questions about the child's behavior, language and social functioning. The MRI investigation could change that, though the study authors cautioned that the results are preliminary and need to be confirmed with larger numbers of patients.
So "Our research pinpoints disruptions in the circuitry in a brain part that has been known for a long time to be responsible for language, social and emotional functioning, which are the major deficits in autism," said captain author Nicholas Lange, director of the Neurostatistics Laboratory at McLean Hospital and an ally professor of psychiatry at Harvard Medical School. "If we can get to the physical essence of the potential sources of those deficits, we can better understand how exactly it's happening and what we can do to develop more effective treatments". The contemplation is published in the Dec 2, 2010 online edition of Autism Research.
A pattern of thought imaging that measures the circuitry of brain connections may someday be used to name autism, new research suggests. Researchers at McLean Hospital in Boston and the University of Utah second-hand MRIs to analyze the microscopic fiber structures that make up the brain circuitry in 30 males ancient 8 to 26 with high-functioning autism and 30 males without autism. Males with autism showed differences in the milk-white matter circuitry in two regions of the brain's temporal lobe: the higher-level temporal gyrus and the temporal stem. Those areas are involved with language, sensation and social skills, according to the researchers.
Based on the deviations in brain circuitry, researchers could distinguish with 94 percent preciseness those who had autism and those who didn't. Currently, there is no biological test for autism. Instead, diagnosis is done through a wordy examination involving questions about the child's behavior, language and social functioning. The MRI investigation could change that, though the study authors cautioned that the results are preliminary and need to be confirmed with larger numbers of patients.
So "Our research pinpoints disruptions in the circuitry in a brain part that has been known for a long time to be responsible for language, social and emotional functioning, which are the major deficits in autism," said captain author Nicholas Lange, director of the Neurostatistics Laboratory at McLean Hospital and an ally professor of psychiatry at Harvard Medical School. "If we can get to the physical essence of the potential sources of those deficits, we can better understand how exactly it's happening and what we can do to develop more effective treatments". The contemplation is published in the Dec 2, 2010 online edition of Autism Research.
Wednesday 21 September 2016
Regular Training Soften The Flow Of Colds
Regular Training Soften The Flow Of Colds.
There may not be a corn for the low-grade cold, but people who exercise regularly seem to have fewer and milder colds, a new swot suggests. In the United States, adults can expect to catch a cold two to four times a year, and children can envisage to get six to 10 colds annually. All these colds tap about $40 billion from the US economy in direct and indirect costs, the study authors estimate. But irritate may be an inexpensive way to put a dent in those statistics, the study says.
And "The physically running always brag that they're sick less than sedentary people," said lead researcher David C Nieman, chief honcho of the Human Performance Laboratory at the Appalachian State University, North Carolina Research Campus, in Kannapolis, NC. "Indeed, this brag of active clan that they are sick less often is really true," he asserted. The report is published in the Nov 1, 2010 online printing of the British Journal of Sports Medicine.
For the study, the researchers collected statistics on 1002 men and women from ages 18 to 85. Over 12 weeks in the autumn and winter of 2008, the researchers tracked the calculate of upper respiratory tract infections the participants suffered. In addition, all the participants reported how much and what kinds of aerobic try they did weekly, and rated their seemliness levels using a 10-point system.
They were also quizzed about their lifestyle, dietary patterns and stressful events, all of which can wear the immune system. The researchers found that the frequency of colds among people who exercised five or more days a week was up to 46 percent less than those who were essentially sedentary - that is, who exercised only one hour or less of the week.
In addition, the number of days people suffered cold symptoms was 41 percent mark down among those who were physically active on five or more days of the week, compared to the generally sedentary group. The group that felt the fittest also experienced 34 percent fewer days of ice-cold symptoms than those were felt the least fit.
There may not be a corn for the low-grade cold, but people who exercise regularly seem to have fewer and milder colds, a new swot suggests. In the United States, adults can expect to catch a cold two to four times a year, and children can envisage to get six to 10 colds annually. All these colds tap about $40 billion from the US economy in direct and indirect costs, the study authors estimate. But irritate may be an inexpensive way to put a dent in those statistics, the study says.
And "The physically running always brag that they're sick less than sedentary people," said lead researcher David C Nieman, chief honcho of the Human Performance Laboratory at the Appalachian State University, North Carolina Research Campus, in Kannapolis, NC. "Indeed, this brag of active clan that they are sick less often is really true," he asserted. The report is published in the Nov 1, 2010 online printing of the British Journal of Sports Medicine.
For the study, the researchers collected statistics on 1002 men and women from ages 18 to 85. Over 12 weeks in the autumn and winter of 2008, the researchers tracked the calculate of upper respiratory tract infections the participants suffered. In addition, all the participants reported how much and what kinds of aerobic try they did weekly, and rated their seemliness levels using a 10-point system.
They were also quizzed about their lifestyle, dietary patterns and stressful events, all of which can wear the immune system. The researchers found that the frequency of colds among people who exercised five or more days a week was up to 46 percent less than those who were essentially sedentary - that is, who exercised only one hour or less of the week.
In addition, the number of days people suffered cold symptoms was 41 percent mark down among those who were physically active on five or more days of the week, compared to the generally sedentary group. The group that felt the fittest also experienced 34 percent fewer days of ice-cold symptoms than those were felt the least fit.
Thursday 10 March 2016
Solar Ultraviolet Radiation Danger At Ski Resorts
Solar Ultraviolet Radiation Danger At Ski Resorts.
Skiers and other alfresco enthusiasts difficulty to be aware that factors such as weather conditions and time of day can cause considerable variety in the levels of ultraviolet (UV) radiation during the winter, researchers say. They analyzed information collected between 2001 and 2003 at 32 high-altitude ski resorts in western North America. They also interviewed full-grown guests at the resorts and looked at their clothing and equipment in order to assess their flat of sun protection.
Average UV levels at the ski resorts were moderately low but mixed substantially, the researchers found. Clear skies, time close to noon, and more hours of full knowledge as the ski season progressed were the strongest predictors of increased UV radiation. The researchers also found penny-ante associations between higher UV radiation and altitude, longitude and temperature.
However, elevated UV levels were not associated with increased use of sun-protection measures, such as sunscreen lip balm, dedication of sunscreen 30 minutes before skiing, wearing a climax cover with a brim, or wearing gloves. The weigh did find that as UV levels increased, adults were more likely to wear sunscreen with a minimal 15 SPF and to reapply it after two hours, and more likely to wear sunglasses or goggles. Men were more probably than women to use sunscreen.
Skiers and other alfresco enthusiasts difficulty to be aware that factors such as weather conditions and time of day can cause considerable variety in the levels of ultraviolet (UV) radiation during the winter, researchers say. They analyzed information collected between 2001 and 2003 at 32 high-altitude ski resorts in western North America. They also interviewed full-grown guests at the resorts and looked at their clothing and equipment in order to assess their flat of sun protection.
Average UV levels at the ski resorts were moderately low but mixed substantially, the researchers found. Clear skies, time close to noon, and more hours of full knowledge as the ski season progressed were the strongest predictors of increased UV radiation. The researchers also found penny-ante associations between higher UV radiation and altitude, longitude and temperature.
However, elevated UV levels were not associated with increased use of sun-protection measures, such as sunscreen lip balm, dedication of sunscreen 30 minutes before skiing, wearing a climax cover with a brim, or wearing gloves. The weigh did find that as UV levels increased, adults were more likely to wear sunscreen with a minimal 15 SPF and to reapply it after two hours, and more likely to wear sunglasses or goggles. Men were more probably than women to use sunscreen.
Sunday 13 December 2015
Scanning The Human Genome Provide Insights Into The Likelihood Of Future Disease
Scanning The Human Genome Provide Insights Into The Likelihood Of Future Disease.
Stephen Quake, a Stanford University professor of bioengineering, now has a very great intelligence of his own genetic destiny. Quake's DNA was the heart of the first completely mapped genome of a salutary person aimed at predicting future health risks. The read over was conducted by a team of Stanford researchers and cost about $50,000. The researchers say they can now intimate Quake's risk for dozens of diseases and how he might respond to a number of widely used medicines.
This strain of individualized risk report could become common within the next decade and may become much cheaper, according to the Stanford team. "The $1000 genome trial is coming fast. The challenge lies in knowing what to do with all that information. We've focused on establishing priorities that will be most practical when a patient and a physician are sitting together looking at the computer screen," Euan Ashley, an subordinate professor of medicine, said in a university news release.
Those priorities subsume assessing how a person's activity levels, weight, diet and other lifestyle habits ally with his or her genetic risk for, or protection against, health problems such as diabetes or sincerity attack. It's also important to determine if a certain medication is likely to benefit the patient or cause dangerous side effects.
"We're at the dawn of a new age in genomics. Information like this will enable doctors to yield personalized health care like never before. Patients at risk for certain diseases will be able to gain closer monitoring and more frequent testing, while those who are at lower risk will be spared unnecessary tests. This will have signal economic benefits as well, because it improves the efficiency of medicine".
Stephen Quake, a Stanford University professor of bioengineering, now has a very great intelligence of his own genetic destiny. Quake's DNA was the heart of the first completely mapped genome of a salutary person aimed at predicting future health risks. The read over was conducted by a team of Stanford researchers and cost about $50,000. The researchers say they can now intimate Quake's risk for dozens of diseases and how he might respond to a number of widely used medicines.
This strain of individualized risk report could become common within the next decade and may become much cheaper, according to the Stanford team. "The $1000 genome trial is coming fast. The challenge lies in knowing what to do with all that information. We've focused on establishing priorities that will be most practical when a patient and a physician are sitting together looking at the computer screen," Euan Ashley, an subordinate professor of medicine, said in a university news release.
Those priorities subsume assessing how a person's activity levels, weight, diet and other lifestyle habits ally with his or her genetic risk for, or protection against, health problems such as diabetes or sincerity attack. It's also important to determine if a certain medication is likely to benefit the patient or cause dangerous side effects.
"We're at the dawn of a new age in genomics. Information like this will enable doctors to yield personalized health care like never before. Patients at risk for certain diseases will be able to gain closer monitoring and more frequent testing, while those who are at lower risk will be spared unnecessary tests. This will have signal economic benefits as well, because it improves the efficiency of medicine".
Monday 9 November 2015
Uncontrolled Intake Of Vitamin E Is An Increased Risk Of Hemorrhagic Stroke
Uncontrolled Intake Of Vitamin E Is An Increased Risk Of Hemorrhagic Stroke.
People who stand vitamin E supplements may be putting themselves at a mortify increased endanger for a hemorrhagic stroke, researchers report. Some studies have suggested that taking vitamin E can cover against heart disease, while others have found that, in high doses, it might increase the danger of death. In the United States, an estimated 13 percent of the population takes vitamin E supplements, the researchers said.
And "Vitamin E supplementation is not as strongbox as we may like to believe," said distance researcher Dr Markus Schurks, who's with the division of preventive nostrum at Brigham and Women's Hospital in Boston. "Specifically, it appears to carry an increased risk for hemorrhagic stroke. While the jeopardize is low translating into one additional hemorrhage per 1250 persons taking vitamin E, widespread and unruly use of vitamin E should be cautioned against".
The report is published in the Nov 5, 2010 online version of the BMJ. For the study, Schurks and his colleagues did a meta-analysis, which is a rethinking of published studies, that looked at vitamin E and the risk for stroke. There are basically two types of stroke: one where blood spill to the brain is blocked, called an ischemic stroke, and one where vessels severance and bleed into the brain, called a hemorrhagic stroke. Of the two, hemorrhagic strokes are more rare, but more serious, the researchers noted.
The analysis team looked at nine trials that included 118756 patients. Although none of the trials found an overall imperil for stroke associated with vitamin E, there was a incongruity in the risk of the type of stroke.
People who stand vitamin E supplements may be putting themselves at a mortify increased endanger for a hemorrhagic stroke, researchers report. Some studies have suggested that taking vitamin E can cover against heart disease, while others have found that, in high doses, it might increase the danger of death. In the United States, an estimated 13 percent of the population takes vitamin E supplements, the researchers said.
And "Vitamin E supplementation is not as strongbox as we may like to believe," said distance researcher Dr Markus Schurks, who's with the division of preventive nostrum at Brigham and Women's Hospital in Boston. "Specifically, it appears to carry an increased risk for hemorrhagic stroke. While the jeopardize is low translating into one additional hemorrhage per 1250 persons taking vitamin E, widespread and unruly use of vitamin E should be cautioned against".
The report is published in the Nov 5, 2010 online version of the BMJ. For the study, Schurks and his colleagues did a meta-analysis, which is a rethinking of published studies, that looked at vitamin E and the risk for stroke. There are basically two types of stroke: one where blood spill to the brain is blocked, called an ischemic stroke, and one where vessels severance and bleed into the brain, called a hemorrhagic stroke. Of the two, hemorrhagic strokes are more rare, but more serious, the researchers noted.
The analysis team looked at nine trials that included 118756 patients. Although none of the trials found an overall imperil for stroke associated with vitamin E, there was a incongruity in the risk of the type of stroke.
Tuesday 3 November 2015
New Methods Of Recovery Of Patients With Stroke
New Methods Of Recovery Of Patients With Stroke.
Patients who go down a spelt type of stroke often have lasting problems with mobility, normal daily activities and the blues even 10 years later, according to a new study. Effects of this life-threatening type of stroke, known as subarachnoid hemorrhage, goal to a need for "survivorship care plans," Swedish researchers say. Led by Ann-Christin von Vogelsang at the Karolinska University Hospital in Stockholm, the researchers conducted a consolidation assessment of more than 200 patients who survived subarachnoid hemorrhage.
These strokes are triggered by a ruptured aneurysm - when a dull-witted quandary in one of the blood vessels supplying the brain breaks. The research was published in the March issue of the journal Neurosurgery. Participants, whose average period was 61, consisted of 154 women and 63 men. Most had surgery to treat their condition.
A decade after trial a stroke, 30 percent of the patients considered themselves to be fully recovered. All of the patients also were asked about health-related trait of life: mobility, self-care, usual activities, anxiety or depression, and hurt or discomfort. Their responses were compared to similar people who didn't have a stroke.
Patients who go down a spelt type of stroke often have lasting problems with mobility, normal daily activities and the blues even 10 years later, according to a new study. Effects of this life-threatening type of stroke, known as subarachnoid hemorrhage, goal to a need for "survivorship care plans," Swedish researchers say. Led by Ann-Christin von Vogelsang at the Karolinska University Hospital in Stockholm, the researchers conducted a consolidation assessment of more than 200 patients who survived subarachnoid hemorrhage.
These strokes are triggered by a ruptured aneurysm - when a dull-witted quandary in one of the blood vessels supplying the brain breaks. The research was published in the March issue of the journal Neurosurgery. Participants, whose average period was 61, consisted of 154 women and 63 men. Most had surgery to treat their condition.
A decade after trial a stroke, 30 percent of the patients considered themselves to be fully recovered. All of the patients also were asked about health-related trait of life: mobility, self-care, usual activities, anxiety or depression, and hurt or discomfort. Their responses were compared to similar people who didn't have a stroke.
Sunday 3 May 2015
Echolocation Helps People Who Are Blind Develop To See
Echolocation Helps People Who Are Blind Develop To See.
Some hoi polloi who are unthinking develop an alternate sense - called echolocation - to relief them "see," a new study indicates. In addition to relying on their other senses, nation who are blind may also use echoes to detect the position of surrounding objects, the international researchers reported in Psychological Science. "Some front people use echolocation to assess their environment and find their way around," contemplation author Gavin Buckingham, a psychological scientist at Heriot-Watt University in Scotland, said in a fortnightly news release.
So "They will either snap their fingers or click their tongue to bounce fit waves off objects, a skill often associated with bats, which use echolocation when flying. However, we don't yet the hang of how much echolocation in humans has in common with how a sighted individual would use their vision To investigate the use of echolocation centre of blind people, the researchers divided participants into three groups: blind echolocators, shade people who didn't use echolocation, and control subjects that had no problems with their vision.
Some hoi polloi who are unthinking develop an alternate sense - called echolocation - to relief them "see," a new study indicates. In addition to relying on their other senses, nation who are blind may also use echoes to detect the position of surrounding objects, the international researchers reported in Psychological Science. "Some front people use echolocation to assess their environment and find their way around," contemplation author Gavin Buckingham, a psychological scientist at Heriot-Watt University in Scotland, said in a fortnightly news release.
So "They will either snap their fingers or click their tongue to bounce fit waves off objects, a skill often associated with bats, which use echolocation when flying. However, we don't yet the hang of how much echolocation in humans has in common with how a sighted individual would use their vision To investigate the use of echolocation centre of blind people, the researchers divided participants into three groups: blind echolocators, shade people who didn't use echolocation, and control subjects that had no problems with their vision.
Sunday 8 February 2015
To Protect From Paralysis Associated With Spinal Cord Injuries Can Oriented On Genes Therapy
To Protect From Paralysis Associated With Spinal Cord Injuries Can Oriented On Genes Therapy.
A look in rats is raising redesigned expectation for a treatment that might help spare people with injured spines from the paralysis that often follows such trauma. Researchers found that by at once giving injured rats a drug that acts on a specific gene, they could halt the chancy bleeding that occurs at the site of spinal damage. That's important, because this bleeding is often a major cause of paralysis linked to spinal line injury, the researchers say.
In spinal cord injury, fractured or dislocated bone can compress or damage axons, the long branches of nerve cells that transmit messages from the body to the brain. But post-injury bleeding at the site, called avant-garde hemorrhagic necrosis, can fetch these injuries worse, explained study author Dr J Marc Simard, a professor of neurosurgery, pathology and physiology at University of Maryland School of Medicine in Baltimore.
Researchers have want been searching for ways to deal with this not original injury. In the study, Simard and his colleagues gave a drug called antisense oligodeoxynucleotide (ODN) to rodents with spinal twine injuries for 24 hours after the injury occurred. ODN is a unambiguous single strand of DNA that temporarily blocks genes from being activated. In this case, the stupefy suppresses the Sur1 protein, which is activated by the Abcc8 gene after injury.
After shtick injuries, Sur1 is usually a beneficial part of the body's defense mechanism, preventing room death due to an influx of calcium, the researchers explained. However, in the case of spinal cord injury, this defense arrangement goes awry. As Sur1 attempts to prevent an influx of calcium into cells, it allows sodium in, Simard explained, and too much sodium can cause the cells to swell, shock up and die.
In that sense, "the 'protective' instrument is a two-edged sword," Simard said. "What is a very fine thing under conditions of moderate injury, under severe injury becomes a maladaptive mechanism and allows unchecked sodium to come in, causing the stall to literally explode".
However, the new gene-targeted analysis might put a stop to that. Injured rats given the drug had lesions that were one-fourth to one-third the size of lesions in animals not given the drug. The animals also recovered from their injuries much better.
A look in rats is raising redesigned expectation for a treatment that might help spare people with injured spines from the paralysis that often follows such trauma. Researchers found that by at once giving injured rats a drug that acts on a specific gene, they could halt the chancy bleeding that occurs at the site of spinal damage. That's important, because this bleeding is often a major cause of paralysis linked to spinal line injury, the researchers say.
In spinal cord injury, fractured or dislocated bone can compress or damage axons, the long branches of nerve cells that transmit messages from the body to the brain. But post-injury bleeding at the site, called avant-garde hemorrhagic necrosis, can fetch these injuries worse, explained study author Dr J Marc Simard, a professor of neurosurgery, pathology and physiology at University of Maryland School of Medicine in Baltimore.
Researchers have want been searching for ways to deal with this not original injury. In the study, Simard and his colleagues gave a drug called antisense oligodeoxynucleotide (ODN) to rodents with spinal twine injuries for 24 hours after the injury occurred. ODN is a unambiguous single strand of DNA that temporarily blocks genes from being activated. In this case, the stupefy suppresses the Sur1 protein, which is activated by the Abcc8 gene after injury.
After shtick injuries, Sur1 is usually a beneficial part of the body's defense mechanism, preventing room death due to an influx of calcium, the researchers explained. However, in the case of spinal cord injury, this defense arrangement goes awry. As Sur1 attempts to prevent an influx of calcium into cells, it allows sodium in, Simard explained, and too much sodium can cause the cells to swell, shock up and die.
In that sense, "the 'protective' instrument is a two-edged sword," Simard said. "What is a very fine thing under conditions of moderate injury, under severe injury becomes a maladaptive mechanism and allows unchecked sodium to come in, causing the stall to literally explode".
However, the new gene-targeted analysis might put a stop to that. Injured rats given the drug had lesions that were one-fourth to one-third the size of lesions in animals not given the drug. The animals also recovered from their injuries much better.
Thursday 15 January 2015
Causes Hyperactivity In Children
Causes Hyperactivity In Children.
A imaginative study from Australia sheds more beacon on what environmental factors might raise the risk for attention-deficit/hyperactivity disorder (ADHD). "Compared with mothers whose children did not have ADHD, mothers of children with ADHD were more right to be younger, single, smoked in pregnancy, had some complications of pregnancy and labor, and were more proper to have given birth slightly earlier," said study co-author Dr Carol Bower, a ranking principal research fellow with the Center for Child Health Research at the University of Western Australia. "It did not arrive at any difference if the child was a girl or a boy".
The researchers did gather that girls were less likely to have ADHD if their mothers had received the hormone oxytocin to belt along up labor. Previous research had suggested its use during childbirth might actually increase the risk of ADHD. The causes of ADHD endure unclear, although evidence suggests that genes play a major role, said Dr Tanya Froehlich, an fellow professor at Cincinnati Children's Hospital Medical Center.
And "Many earlier studies have found an association between ADHD and tobacco and alcohol exposure in the womb , prematurity and complications of pregnancy and delivery. One feature is certain: Diagnoses of ADHD have become simple in the United States. A survey released in November 2013 found that 10 percent of American children have been diagnosed with the condition, although the expeditious increase in numbers seems to have leveled off.
ADHD is more established in boys. Its symptoms include distractibility, inattention and a lack of focus.
A imaginative study from Australia sheds more beacon on what environmental factors might raise the risk for attention-deficit/hyperactivity disorder (ADHD). "Compared with mothers whose children did not have ADHD, mothers of children with ADHD were more right to be younger, single, smoked in pregnancy, had some complications of pregnancy and labor, and were more proper to have given birth slightly earlier," said study co-author Dr Carol Bower, a ranking principal research fellow with the Center for Child Health Research at the University of Western Australia. "It did not arrive at any difference if the child was a girl or a boy".
The researchers did gather that girls were less likely to have ADHD if their mothers had received the hormone oxytocin to belt along up labor. Previous research had suggested its use during childbirth might actually increase the risk of ADHD. The causes of ADHD endure unclear, although evidence suggests that genes play a major role, said Dr Tanya Froehlich, an fellow professor at Cincinnati Children's Hospital Medical Center.
And "Many earlier studies have found an association between ADHD and tobacco and alcohol exposure in the womb , prematurity and complications of pregnancy and delivery. One feature is certain: Diagnoses of ADHD have become simple in the United States. A survey released in November 2013 found that 10 percent of American children have been diagnosed with the condition, although the expeditious increase in numbers seems to have leveled off.
ADHD is more established in boys. Its symptoms include distractibility, inattention and a lack of focus.
Wednesday 28 May 2014
Camels Spread The Dangerous Virus
Camels Spread The Dangerous Virus.
Scientists predict they have the first authoritative proof that a deadly respiratory virus in the Middle East infects camels in addition to humans. The decree may help researchers find ways to control the spread of the virus. Using gene sequencing, the exploration team found that three camels from a site where two people contracted Middle East respiratory syndrome coronavirus (MERS) were also infected with the virus. The site was a Lilliputian livestock barn in Qatar.
In October, 2013, the 61-year-old barn owner was diagnosed with MERS, followed by a 23-year-old cover who worked at the barn. Within a week of the barn owner's diagnosis, samples were calm from 14 dromedary camels at the barn. The samples were sent to laboratories in the Netherlands for genetic enquiry and antibody testing. The genetic analyses confirmed the manifestness of MERS in three camels.
Scientists predict they have the first authoritative proof that a deadly respiratory virus in the Middle East infects camels in addition to humans. The decree may help researchers find ways to control the spread of the virus. Using gene sequencing, the exploration team found that three camels from a site where two people contracted Middle East respiratory syndrome coronavirus (MERS) were also infected with the virus. The site was a Lilliputian livestock barn in Qatar.
In October, 2013, the 61-year-old barn owner was diagnosed with MERS, followed by a 23-year-old cover who worked at the barn. Within a week of the barn owner's diagnosis, samples were calm from 14 dromedary camels at the barn. The samples were sent to laboratories in the Netherlands for genetic enquiry and antibody testing. The genetic analyses confirmed the manifestness of MERS in three camels.
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