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How the cash in your wallet may be affecting your health

woman holding a wallet
(Photo: We Heart It)

By Nina Elias for Prevention



Turns out you’re getting a lot more with that change for a twenty: After analyzing the DNA of 80 $1 bills, researchers from New York University’s Dirty Money Project discovered some 3,000 types of bacteria.

Not only is that number more than previous studies have shown, but researchers were only able to categorize about 20% of the non-human DNA, as the rest hasn’t been catalogued yet.

Keep reading to see which germs may be living in your wallet…

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