Marijuana is the most commonly used illicit drug in the United States. Roughly eight to 12 percent of marijuana users are considered "dependent" and, just like alcohol, the severity of symptoms increases with heavier use. A new study has found

Excessive sway during quiet standing is a common and significant consequence of chronic alcoholism, even after prolonged sobriety, and can lead to fall-related injury and even death. A new study of residual postural instability in alcohol-abstinent men and women shows

Alcohol research has clearly demonstrated a connection between alcohol outlets and alcohol-related problems. A new study focuses on the effects of alcohol outlets on underage youth and young adults. Findings show that alcohol-related injuries among underage youth and young adults

Researchers and the general public have a new resource for information on the health and intimate relationships of older people, thanks to new research.

New university students might be thinking about exploring another rite of passage when they get to campus: the joy of sex. However, depending on their level of maturity, some students may find less joy than others.