5-second rule may work, but hand-washing is better

March 18, 2014 06:52 PM

UPDATED September 17, 2014 03:07 PM

More Videos

  • Spoelstra on finding minutes for Kelly Olynyk

    Miami Heat Coach Erik Spoelstra talks about finding minutes for Kelly Olynyk on Nov. 17, 2017.

About Sheah Rarback

Sheah Rarback

@SheahRarback

Sheah Rarback, a registered dietitian, is on the faculty of the Miller School of Medicine at the University of Miami. She answers your questions about nutrition.