They could stop you catching and spreading the serious flu that's rampaging through the country.

This week marks five years since March 13, 2020, the day President Donald Trump declared a national state of emergency over the novel coronavirus outbreak. The White House issued the President's ...

Straight up: Do masks work? They do. But masks don't eliminate Covid-19. Variations in type of mask and how well and often people wear them make a big difference. For the same reasons, the ...

LED masks are designed to treat a range of conditions such as inflammation, swelling and signs of aging like sagging and discoloration. (Photo illustration: Yahoo News, photos: Getty Images) Dear ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. With an eerie, robot-like appearance and an otherworldly glow when ...