Your Health

Studies suggest that smoking heavily in adolescence may affect brain function in adulthood, but there's a dearth of hard evidence for voters contemplating pot's long-term effects.

The Drug Enforcement Administration is cracking down on a plant that it says is involved in a number of deaths. Advocates say kratom can help treat opioid addiction, which is a far bigger hazard.

Berlin has become a vegan mecca, with ice cream shops, restaurants and even butchers catering to a plant-based diet. Now Germany's nutritionists warn that a vegan diet can't provide all a body needs.

A Wisconsin clinic provides free dental care so that poor rural residents can get their teeth fixed. But in most states people aren't so lucky. Millions of people have no access to dental care.