If you're meeting someone for the first time, your natural impulse might be to extend your arm for a traditional handshake. However, if you want to stay germ-free you might want to curl in those fingers and go for a fist-bump instead.

A new study out of the American Journal of Infection Control found that fist bumping is more hygienic than a handshake and it could help stop the spread of illness.

Take Two is joined by Rekha Murthy, Medical Director of the Hospital Epidemiology Department at Cedars Sinai.