BFFs for the brain: Older women who have best friends are less

The ability to communicate helped women health-wise, limiting the release of stress hormones like cortisol.

How to Keep and Maintain Strong Friendships

Kelly McGonigal: How to make stress your friend

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Memory: 5 Ways to Protect Your Brain Health

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cortisol Research and Studies - Study Finds

Depression and Older Adults National Institute on Aging

friendship Research and Studies - Page 6 of 10 - Study Finds

Frenemies & toxic friendships: teenagers

100 Best Friend Captions for Instagram: Cute, Funny, Sentimental