health risks

Heat is dangerous for the many people with common conditions like diabetes or heart disease. And vulnerable communities face greater exposure to heat and fewer resources to escape it.

The National Academies of Sciences, Engineering and Medicine sorted through 10,000 studies to determine the good and bad health effects of marijuana. Tight drug restrictions impede research, they say.

Until he discovered e-cigarettes at a flea market, John Sweet had a two-pack-a-day habit. After trying the $50 product, he decided to quit smoking because…