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How long do germs live on dollar bills and coins?

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There has been some research done on this topic, though not very systematically, as the exact conditions to measure such survival in the real world are hard to reproduce in the lab. Answer: Long enough to spread between people. read more

Paper money can reportedly carry more germs than a household toilet. And bills are a hospitable environment for gross microbes: viruses and bacteria can live on most surfaces for about 48 hours, but paper money can reportedly transport a live flu virus for up to 17 days. It's enough to make you switch to credit. read more

A recent study has identified 3,000 types of bacteria on dollar bills from a Manhattan bank. Most of the bacteria were unsurprisingly microbes found on the skin, while others matched those found in mouths, and even some in vaginas, according to the study conducted by New York University’s Center for Genomics and Systems Biology. read more

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