They can be trained to smell low/high blood sugar through salivia samples although research suggests they're not that reliable so a continuous glucose monitor would be better - but dogs make us happy and some tech stuck to our arms doesn't. see here for deets
awkwardhare t1_iuczf6z wrote
Reply to How does a dog detect low insulin levels? by DutchgirlAnonymous
They can be trained to smell low/high blood sugar through salivia samples although research suggests they're not that reliable so a continuous glucose monitor would be better - but dogs make us happy and some tech stuck to our arms doesn't. see here for deets