Could a fist bump be a cleaner, better way for people to greet each other, especially in germy hospitals? British researchers have done an experiment that seems to say yes.
They tested just how many bacteria are transferred hand to hand during a handshake, a high-five and a fist bump. Handshakes are the worst, they found, while a high-five passed along half as many bacteria. Fist bumps were the cleanest greetings, David Whitworth of Britain’s Aberystwyth University found.
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