A gut hormone that causes people to eat more does so by making food appear more desirable, suggests a new report in Cell Metabolism. In a brain imaging study of individuals, the researchers found that reward centers respond more strongly

Gambling activity is widespread among US adolescents and young adults ages 14 through 21, according to a new study. Results of the first national survey of its kind show problem gambling -- described as gambling with three or more negative

A psychiatrist will present new research on the psychiatric factors that can lead to school shootings. The presentation will be mainly based on research of the 1999 Columbine high school shootings, which resulted in the deaths of 15 people, including

Whether a young man's mother earned a college degree and whether she worked outside the home while he was growing up seems to have an effect years later when he considers his ideal wife, according to a new study. High-achieving