Most people don’t give a second thought to using their cell phone everywhere , from their morning commute to the dinner table to the doctor’s office. But research shows that cell phones are far dirtier than most people think, and the more germs they collect, the more germs you touch. In fact, your own hand is the biggest culprit when it comes to putting filth on your phone. Americans check their phones about 47 times per day, according to a survey by Deloitte , which affords plenty of opportunities for microorganisms to move from your fingers to your phone. “Because people are always carrying their cell phones even in situations where they would normally wash their hands before doing anything, cell phones do tend to get pretty gross,” says Emily Martin, assistant professor of epidemiology at the University of Michigan School of Public Health. Research has varied on just how many germs are crawling on the average cell phone, but a recent study found more than 17,000 bacteri
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