A new study shows that THC legalization reduces alcohol consumption—as predicted. But, as many adults switch from alcohol to ...

It is not illegal to refuse a sobriety test, but by refusing to do it, that could lead to an arrest, said Lt. Brian Bossio, ...

New data suggested that any level of alcohol consumption raised the risk of dementia. A Mendelian randomization analysis found no evidence that moderate drinking protected against dementia. Findings ...

Could smoking pot lead people to drink less alcohol? In an elaborate and provocative experiment, scientists doled out joints and free drinks to see whether this idea — sometimes described as ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

Former world heavyweight champion Joseph Parker is facing a possible ban from boxing after testing positive for cocaine. The 33-year-old New Zealander failed a drugs test on the day of his fight with ...