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Surprising new clue to the roots of hunger

While the function of eating is to nourish the body, this is not what actually compels us to seek out food. Instead, it is hunger, with its stomach-growling sensations and gnawing pangs that propels us to the refrigerator – or the deli or the vending m…

Behavior in real world affected by video games, study claims

The debate on whether video games influence behavior in real life has raged on for some time. Now, a new study involving college students demonstrates that playing a villain in a virtual environment encourages individuals to punish anonymous strangers….

In midlife women with HIV, thinking skills take biggest hit from anxiety

Hot flashes, depression, and most of all, anxiety, affect the thinking skills of midlife women with HIV, so screening for and treating their anxiety may be especially important in helping them function, according to a study just published online in Men…

Weight loss surgery: ‘not everyone lives happily ever after’

The American Society of Metabolic and Bariatric Surgery state that the number of weight loss surgeries in the US increased from 13,000 in 1998 to over 200,000 in 2008. Reasons for undergoing weight loss surgery can range from health needs to the desire…

When it comes to sex, what’s love got to do with it?

A first-of-its-kind study by researchers at George Mason University’s Department of Global and Community Health and Indiana University’s Center for Sexual Health Promotion draws some conclusions to an age-old question: What does love have to do with se…

Possible genetic markers in breast cancer that spreads to brain

Scientists have uncovered possible genetic origins of breast cancer that spreads to the brain, according to a first-of-its-kind study. The compendium of genetic targets uncovered by researchers now can be used to identify potential new methods of diagn…

Long distance signals protect brain from viral infections entering through nose

The brain contains a defense system that prevents at least two unrelated viruses — and possibly many more — from invading the brain at large.

Mechanism elucidated: How smell perception influences food intake

A research team has succeeded in elucidating how the endocannabinoid system controls food intake through its effects on the perception of smells.

Mechanism elucidated: How smell perception influences food intake

A research team has succeeded in elucidating how the endocannabinoid system controls food intake through its effects on the perception of smells.

Experts predict the end of smoking in America

Public health leaders are begininng to use phrases like “endgame” and “tobacco-free generation.”