FDA shoots down Juul claims that vaping is…

Federal health authorities say vaping giant Juul Labs illegally pitched its electronic cigarettes as a safer alternative to smoking, including in a presentation at schools.The Food and Drug Administration on Monday issued a stern warning letter…

1 to 2 naps a week may help…

There's new evidence that daytime naps may be linked to a lower risk of heart attack or stroke, but only if they're limited to a few times a week. The research, published Monday in the…