Handshake vs. fist bump: Which spreads more germs?

Researchers in the UK found a fist bump spread fewer germs than shaking someone's hand or giving a high-five. Plus, childhood cancer survivors may have an increased risk for heart disease, diabetes and stroke. Danielle Nottingham reports on the day's top health stories.
Source: Health News: CBSNews.com - Category: Consumer Health News Source Type: news