What’s in Your Wallet? A Whole Lot of Germs

Open your wallet. Pull out a dollar bill. You’ve just touched more than 3,000 bacteria that have been linked to stomach ulcers, acne, pneumonia and staph infections. (Thinking about using that plastic credit card more often now?) These kinds of microbes, which are found on many surfaces, are transferred when we touch things. Money, in particular, gets handed around a lot, say researchers with New York University’s aptly named Dirty Money Project. >> Sign up for the AARP Health Newsletter …