Every stoner knows about the munchies. Here's what the experts say about why you're craving that pizza and bag of chips.

A case-controlled study showed an alarming association between the odds of developing Parkinson’s disease (PD) and living ...

Brain differences in children and teens who experiment with drugs early show up before they take their first puff or sip ...

A single mood disorder might have driven a rapid increase in Pennsylvania's medical marijuana program, a new study says.

Teen vaping habits are shifting toward stronger and more mysterious substances. Synthetic cannabinoids are rising fast — and ...