To make new friends, simply smile

May 26, 2015 7:28 PM

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Research also showed that people are good at recognizing a fake smile.

IRVINE, Calif., May 26 (UPI) -- Researchers say the key to making new friends is all in the mouth. Show your shiny whites, and friendships are easier to come by.

Also read: Oscars 2018: Jimmy Kimmel talks writing jokes for the big show, 'I go from thousands to 30'

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