We all know germs are just about everywhere, but where do they hide most?
By Cara Hutt
updated2:40 PM EST, Thu January 10, 2013
With flu season in full force around the United States, we asked germ expert Dr. Charles Gerba, a professor of microbiology at the University of Arizona, to rank the top germ hotspots for public places. His take – watch out for the grocery store.