The handshake exposed more than three times as much skin surface area as the fist bump, and the contact averaged 2.7 times longer. More bacteria were transmitted, as expected, with the handshake.

When substituting a fist bump for a hand shake, the exposed surface area of the hand was on average three times less with a fist bump, and contact time was 2.7 times less.

The Fist Bump: This is an informal greeting, which can possibly be used comfortably with people you don’t know too well. Or if you’re in a hurry.

Trump shared a three-fist bump with then-Japanese Prime Minister Shinzo Abe and Indian Prime Minister Narendra Modi at the G-20 summit — in 2019, long before we knew what the coronavirus was.

High-fives are out and fist bumps are in as NBA players try to stay relaxed in coronavirus era March 3, 2020 More than 5 years ago LeBron James and Anthony Davis should move to the fist bump.

When the July Fourth celebrations die down this year, don’t put away the franks and fireworks too quickly. Three days later, strike a blow for independence of a different sort: World Fist Bump ...