Today, we learned that a steering wheel has more germs than a toilet seat. After years of using Purell to hand-sanitize our way to good hygiene, this was the straw that broke the camels back. Why?

Get out the hand sanitizer! You'll want to carry extra when you learn about this gross part of an airplane—and we use it every time we fly.

Your bathing area is one of the germiest parts of your bathroom. Learn where bacteria hide and find out whether showering is more sanitary than soaking. Studies have found that the bathing area in a ...