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College students who pull 'all-nighters' and get no sleep more likely to have a lower GPA

A common practice among many college students involves "pulling all-nighters", or a sin...ed Professional Sleep Societies (APSS). "Sleep in college students is generally inadequate, irregular and of poor quality. As sleep quality and quantity decr...

BMI not accurate indicator of body fat

...State University measured the BMI of more than 400 college students ?some of whom were athletes and some not ?and found that in most cases the student's BMI did not accurately reflect his or her percentage of body fat. The research is published in the March issue of Medicine and Science in Sports and Medi...

Action video games sharpen vision 20 percent

... Bavelier and graduate student Shawn Green tested college students who had played few, if any, video games in the last year. "That alone was pretty tough," says Green. "Nearly everybody on a campus plays video games." At the outset, the students were given a crowding test, which measured how well the...

Eating with our eyes: Why people eat less at unbused tables

...vereating and overdrinking, Wansink suggested that college parties could encourage (or require) fresh plastic glasses for each drink and that the glasses be stacked as they accumulate for each person; dinner parties could use fresh glasses for refills while empty glasses, or even empty bottles, are left on t...

Imaging pinpoints brain regions that 'see the future'

... (fMRI) to capture patterns of brain activation as college students were given 10 seconds to develop a vivid mental image of themselves or a famous celebrity participating in a range of common life experiences. Presented with a series of memory cues, such as getting lost, spending time with a friend or at...

When your brain talks, your muscles don't always listen

...n how the body adapts to exercise. When he entered college years ago, his goal was to become an elite track-and-field athlete. While he competed well, he realized that his dreams lay elsewhere, and his attention focused full force on academics. At the University of Connecticut, a class on the biology of t...

MIT biologists solve vitamin puzzle

...f. Nicholas Larsen, lead co-author and a former college classmate of Taga's now at Harvard Medical School, did a crystallographic analysis of the protein after Taga told him about her research over coffee one day. The protein structure he developed clearly shows the "pocket" of BluB where the DMB synthesi...

Williams College biologist explores photosynthetic apparatus

...ior Faculty for 2006-07 for her effectiveness as a college teacher and for her scholarship. Her teaching was previously honored, twice by the Outstanding Graduate Teaching Assistant Award by Cornell University. Ting has won a number of grants for research in biosciences related to the environment, includi...

Drug treatment improves learning in mice with Down syndrome symptoms, Stanford/Packard study shows

... ability to learn." But as any overenthusiastic college student can attest, too much caffeine can backfire. The same is true with high doses of PTZ, which can cause seizures. In fact, after some brief, inconclusive studies on cognition enhancement in elderly or mentally impaired people in the 1950s, PTZ h...

A new target for painkillers

...osh's first involving chronic pain. As an incoming college freshman working in Olivera's lab in 1979, McIntosh discovered in cone snails the natural form of a drug now used against severe nerve pain. It is Prialt, which must be injected into fluid surrounding the spinal cord as a treatment for severe pain du...

Poor athletic performance linked to vitamin deficiency

...ctive individuals lacking in B-vitamins ?including college athletes and other elite competitors -- may perform worse during high-intensity exercise and have a decreased ability to repair and build muscle than counterparts with nutrient-rich diets, according to recent Oregon State University research publishe...

Very low birth weight linked to reduced quality of life in pre-school children

...l group, and were half as likely to be educated to college degree or higher. 45 per cent didn't work, compared with 17 per cent in the control group. ...

Ritalin packs punch by elevating norepinephrine, suppressing nerve signal transmissions

...D or ADD. Methylphenidate use is on the rise among college students who solicit prescriptions from friends or siblings diagnosed with ADHD and use the drug to postpone fatigue and stay alert and focused while studying for exams or completing projects, Waterhouse said. ...

Intensive statin therapy may partially reverse plaque build-up in arteries

...Dr. Nissen is also President-Elect of the American college of Cardiology. "We conclude that very low LDL levels (below current guidelines), when accompanied by raised HDL, can regress, or partially reverse, the plaque buildup in the coronary arteries." Dr. Nissen will present the results of the "Effect of ...

Nanotechnology may find disease before it starts

...id Thomas Rosol, a study co-author and dean of the college of veterinary medicine at Ohio State University. "Given their tiny size, nobody thought it would be possible for ultrasound to detect nanoparticles," he said. It turns out that not only can ultrasound waves sense nanoparticles, but the particles ca...

Great (taste) expectations: Study shows brain anticipates taste, shifts gears

... distasteful concoctions of quinine on a cohort of college students, reveals in detail how the brain responds to a manipulation intended to mitigate an unpleasant experience. "There is a potent impact to expectancy," says Nitschke, who, with his colleagues, exposed 43 undergraduate subjects to potions of qu...

Flies on speed offer insight into the roles of dopamine in sleep and arousal

... the drug of choice for long-distance truckers and college students pulling all-nighters, appears to do a similar trick for fruit flies, too. This finding is one of several in a new study that demonstrates a critical role for the neurotransmitter dopamine in the modulation of sleep, wake, and arousal states....

Lance Armstrong through a physiological lens: hard training boosts muscle power 8%

...covery," Coyle summarized. "Recreationally active college students performed only 2-4 minutes of exercise per session and just six sessions over 2 weeks. The remarkable find of this study was that this small total amount of very intense exercise training was sufficient to 'double' the length of time that in...

Woods Hole Research Center plans controlled burn in Amazon rainforest

...s frequently visit the research station, and eight college students are conducting their undergraduate theses within the project. The Grupo Maggi, the world's largest private producer of soybeans, owns the study site. By conducting this work on this property, it is hoped that the fire experiment, along with ...

Discovery of an American salamander where it shouldn't be: Korea

... Inha University in Incheon, as well as his former college professor, Richard A. Brandon of Southern Illinois University. Brandon recognized the salamander as a plethodontid and drew it to the attention of Wake. Wake and post-doctoral fellows David R. Vieites and Ronald M. Bonett of UC Berkeley's Museum of V...

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