12/10/2012 08:45 am ET Updated Dec 06, 2017

Cold And Flu: 8 Daily Activities That Can Make You Sick

By Madeline Vann, M.P.H.
Medically reviewed by Farrokh Sohrabi, M.D.

You can catch a cold any time of year, but winter is the most active period for these infections. "People spend more time together during the holiday season, plus we tend to be closer together in smaller spaces," says infection control expert Ann Marie Pettis, RN. She is the director of infection prevention at the University of Rochester Medical Center in Rochester, N.Y. Avoiding infection requires stealthy navigation through daily life, including nixing some not-so-healthy habits. Read on to find out you're your daily grind might put you under the weather.

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"8 Daily Activities That Can Make You Sick" originally appeared on Everyday Health