companion dogs which are going to be used as Medical Alert Dogs for diabetes need foremost, after proper temperament, to own a superior since of odor. They "see" the world through their noses earlier than any other sense comes into play and so they use their sense of scent more than any of their other senses. It is essential that you don't use this as your solely useful resource for studying the right way to practice behaviors reminiscent of this. That will once more be a personal choice and having been prediabetic myself, I know that you would be able to just about tell whether or not your level is excessive or low, so if you're confident with monitoring your body and may differentiate the two, then you'll be able to select to practice only one sign and when alerted, you may test your blood glucose level to see how far it is from where it must be so that you could take the suitable action. As an example, you might naturally think of breeds like Blood Hounds as having distinctive noses.