Little is known about how adolescents' peer relations might alter whether sport participation is associated with alcohol use. Consistent with social learning theory, we found that sport participation was protective against alcohol use if these peers had low alcohol use, but athletes were likely to use alcohol if their sport friends and teammates…

Concurrent and longitudinal relations between the amount of romantic experience and psychosocial adjustment were examined in a 1-year study of a community based sample of 200 tenth graders. Adolescents, parents, and friends completed measures of psychosocial adjustment. The amount of romantic experience was associated with higher reports of social…