This gives a whole new meaning to the expression “You’re full of s***”

When I saw the recent news story in the June 7 issue of The Week about a swimming pool study done in Atlanta by the Centers for Disease Control and Prevention, I read it with interest because I’ve often wondered why swimming in pools and lakes doesn’t cause more gastrointestinal illness. It’s hard not to ingest a bit of water whether you’re seriously swimming or just having fun. I know pools contain disinfectants that kill cryptosporidia and giardia (protozoans) and bacteria like E. coli, but disinfecting agents don’t work instantly.

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