
Is it too late to boost our immune system?
The Bridge to China
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Is It a Coincidence?
A man who lived in the country of Iran for 67 years has died at 94. He didn't shower because he had a fear about water and also a belief that being too clean is not good for you. "I think people are swinging to the other end, like we're getting too clean all the most," says CNN's John Sutter.
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