You may have two nostrils, but you surely only have one nose. Dogs are a slightly different story. Behind the big, wet pooch nose we all know and love is another organ that boosts sniff power. It's called Jacobson's organ, and you don't have one. If you did, you may be able to use it to detect cancer.
Do You Smell That?
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Key Facts In This Video
In 2008, a dog named Max seemed to detect cancer in his owner. 00:31
Dogs have the ability to smell the volatile chemicals released by cancerous tumors. 02:51
Dogs can sense when a person's blood sugar levels are low. 03:18
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