14 surprising causes of dehydration

POSTED: 10:04 AM Jun 24 2014   UPDATED: 11:00 PM Jun 24 2014

Staying hydrated is about more than drinking eight glasses of water a day. Find out if you're drying yourself out unknowingly.

Heat wave DC man drinking water
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Larry Downing / Reuters

Staying hydrated is actually about more than just drinking eight glasses of water a day. Here are 14 surprising causes of dehydration that may be drying you out, according to Health.com:

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