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Cancer sniffing dogs help save lives

The animals are taught to identify urine samples from bladder cancer patients because cancer cells give off a specific smell that dogs can identify.

http://www.wtsp.com/video/2683704042001/1/Cancer-sniffing-dogs-help-save-lives http://bcdownload.gannett.edgesuite.net/wtsp/35087134001/201309/1847/35087134001_2683614607001_thumbnail-for-video-2683704042001.jpg?pubId=35087134001 Cancer sniffing dogs help save lives The animals are taught to identify urine samples from bladder cancer patients because cancer cells give off a specific smell that dogs can identify. AnimalsdogswtspHealthCancer 00:51

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