Psychology & Psychiatry

Study identifies 'compulsivity circuit' in heavy alcohol drinkers

Heavy alcohol drinkers attempt to acquire alcohol despite the threat of a negative consequence more so than light drinkers, a study in Biological Psychiatry: Cognitive Neuroscience and Neuroimaging has found, and this behavior ...

Neuroscience

Hormones that are released during hunger affect decision making

Never make a decision when you are hungry. The hormone ghrelin - that is released before meals and known to increase appetite - has a negative effect on both decision making and impulse control. Such were the results of a ...

Overweight & Obesity

Review: changes in vending machines can promote health

(HealthDay)—Pricing and availability strategies can improve nutritional quality of purchases from vending machines, according to a review published in the December issue of Obesity Reviews.

Psychology & Psychiatry

Time-based training can decrease impulsivity, research finds

A study conducted by researchers at Kansas State University is the first to demonstrate increases in both self-control and timing precision as a result of a time-based intervention. This new research may be an important clue ...

Health

Americans still making unhealthy choices, CDC reports

(HealthDay)—The overall health of Americans isn't improving much, with about six in 10 people either overweight or obese and large numbers engaging in unhealthy behaviors like smoking, heavy drinking or not exercising, ...

Psychology & Psychiatry

Teens' brains are more sensitive to rewarding feedback from peers

Teenagers are risk-takers—they're more likely than children or adults to experiment with illicit substances, have unprotected sex, and drive recklessly. But research shows that teenagers have the knowledge and ability to ...

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