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5 Things You Didn’t Know About Friendship, Backed by Research

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Ideas
By Eric Barker
Barker is the author of Barking Up The Wrong Tree

Some insights about friendship from research, with links to the studies:

  • The secret to making friendships last is staying in touch every two weeks.

  • Yawning can tell you who your real friends are.

  • Yes, the enemy of your enemy is your friend.

  • There is a limit to how many real friends you can have — in life and on Facebook.

  • More time with friends produces the happiness equivalent of an extra $133,000 a year.

    • For more on the science behind making new friends and strengthening the friendships you have, click here.

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    This piece originally appeared on Barking Up the Wrong Tree.

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