We come across millions of germs every day (gross, we know). While most are harmless, some bacteria such as E.coli and Salmonella can cause serious infections. The good news? Hand washing, sanitizing lotions and disinfecting communal areas can reduce the chances of infection by 50 percent, according to Charles Gerba, a microbiologist at the University of Arizona, who has been studying germs in our everyday lives for more than three decades.
Check out our tips on how to protect yourself against germs in unexpected places.