No, Your Pee is Not Sterile, Study Finds

Bear Grylls, star of Discovery Channel's "Man vs. Wild," begins his decent off a cliff in Whakatane, New Zealand. A new study calls into question his habit of drinking his own urine. LUIS ENRIQUE ASCUI / Discovery file

Bacteria live in the bladders of healthy women, discrediting the common belief that normal urine is sterile.

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