Yesterday marked the 36th year that the world observed World No Tobacco Day. This relatively obscure milestone masks a stalled effort to curb consumption of combustible cigarettes and other nicotine-related products. It’s unlikely most people paid any attention. But the impact of smoking is all around us, even if we don’t see it. Statistics rarely tell a provocative story to compel people to action.

WANT TO STIR UP CONTROVERSY? Start talking about marijuana. Is it safe? Should it be legal? Are there health benefits? Harms? Is weed addictive? This...

MISSING TEETH AT BIRTH IS LINKED TO CANCER RISK. A new study from Denmark suggests that congenital tooth loss is linked to cancer risk.

Public health is now grappling with the most severe COVID threat: the “I don’t give a damn” variant.