Many of us have been told that urine is normally sterile, meaning that if bacteria show up in, say, a routine urine test, there must be something wrong—we need to get rid of those bacteria. But as it turns out, in many people with asymptomatic bacteriuria—people who have bacteria in their urine but no symptoms of a bladder or kidney infection—antibiotics can do more harm than good .
Confused? Skeptical? Let me explain.
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