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Trained dogs can sniff out prostate cancer

By Charlie Schmidt

With their ability to smell tiny amounts of chemicals, trained dogs can easily find explosives or illegal drugs hidden in a suitcase. But mounting evidence points to another helpful job for man’s best friend: finding cancers before they cause any symptoms. A study presented at the annual meeting of the American Urological Association in Orlando showed that dogs can almost unerringly detect prostate cancer in urine samples