The incidence of vaping among U.S teenagers has nearly doubled in the past year to more than one in five high school seniors, finds research in the New England Journal of Medicine. The researchers analyzed data from more than 13,000 participants in the...

Nonblack people have a hard time distinguishing genuine from fake smiles on black people’s faces, according to a study in the Journal of Personality and Social Psychology. In six experiments with 425 total participants (mainly undergraduates), researchers asked participants to rate the happiness levels...

When lawmakers look for information to help them craft behavioral health policy, few of them turn to universities for the latest research, finds a study in Psychiatric Services. Researchers surveyed 475 state legislators from across the United States. They found...