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Saying 'hello' can extend your life

Dr. Sanjay Gupta tells us how something as simple, and as nice, as saying "hello" can help you live to 100.

FULL POST

Thu Jun 12, 2014 @ 12:47:02 pm ET via Blog
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About

I’m a father of three, a practicing neurosurgeon, and a globe-trotting journalist. Join me as I go beyond the headlines, and offer insight to stories that shape the quality of life for you and your family. FULL BIO

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