You could be sharing more than your stuff. Germs and dangerous bacteria are found on everything from tech gadgets to grooming tools. Don’t let a kind heart sabotage your health. Dr. Oz exposes the things you should never share.

Watching the Olympics Can Actually Boost Your Health, According to Science

Turns out you don't need to be the athlete to reap health benefits from sports, says Larry Olmsted.

Turns out, you don't need to be the athlete to reap health benefits from sports. Just watching competitions, like the Tokyo Olympics, can actually be good for your health, according to science. New York Times best-selling author Larry Olmsted explains why it's worth your while being a sports fan. Check out his book "Fans: How Watching Sports Makes Us Happier, Healthier and More Understanding."