A new study finds combined use of pot edibles and alcohol leads to greater and longer-lasting driving impairment, and the combo could be missed by sobriety checks.

New research finds even occasional heavy drinking — just once a month — may raise the risk of serious liver scarring, even in otherwise moderate drinkers.

A new study links spiritual or religious involvement to a significantly lower risk of harmful alcohol or drug use.

A new clinical trial finds people who smoke weed drink less alcohol – at least in the short term. But researchers say the findings are preliminary and the drug should not be used as a substitute for alcohol just yet.

A new study finds more than 1 in 5 young adults are using marijuana or alcohol to help them fall asleep.

A new study finds the risk of liver disease from heavy drinking has more than doubled in the U.S. -- even though alcohol intake has remained steady overall.

A new study suggests ovarian hormone fluctuations may contribute to alcohol craving and drinking.