Fist Bumps Less Germy Than Handshakes, Study Says

July 31, 2014 2:23 AM

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Fist Bumps Less Germy Than Handshakes, Study Says

The familiar knocking of knuckles spreads only one-twentieth the amount of bacteria that a handshake does, researchers report. That’s better than a high-five, which still passes along less than half the amount as a handshake.

So fist bumps — popularized by Barack Obama and others — seem to be the wisest greeting, especially during cold and flu season, said researcher David Whitworth of Aberystwyth University in Wales.

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