With deaths from alcohol-related disease on rise, rules that deny patients life-saving care need revising, says researcher. How to ensure equity?

Obtaining a medical marijuana card to use cannabis products to treat pain, anxiety, or depression symptoms led to the onset of cannabis use disorder while failing to improve symptoms, says a new study.

One in five youths with substance-use disorders may have undiagnosed autistic traits, say researchers.

A new Harvard Chan School study has found that pod-based e-cigarettes’ efficient delivery of nicotine may foster greater dependence than other types of e-cigarettes.