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Added: Aug 19, 2008
Causes of Urinary Tract Infections - Martha B Boone, MD. Most urinary tract infections are caused by the bacteria E.Coli. Bacteria go from the rectum to the vagina, commonly aided by sexual intercourse. Then the bacteria tracts to the ureter and the bladder. The first sign is usually burning when you urinate. Cranberry juice can help prevent some of these infections.
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