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Okay, sorry, Cat Ladies, but when a dog in a vest can detect whether a diabetic's blood sugar level is out of whack based on his/her breath, HOW COULD YOU NOT WANT TO ADOPT ALL THE DOGS IN THE WORLD?

Washington State teenager Liam Kelly depends on his black Lab, Max, to literally monitor his glucose level and life. In this case, he isn't just man's best friend. He's man's personal hero. Video below.