Could an ultra-thin sensor on your teeth save your life? New electronic 'tooth tattoos' diagnose illnesses by 'tasting' your breath

Could an ultra-thin sensor on your teeth save your life? New electronic 'tooth tattoos' diagnose illnesses by 'tasting' your breath | Mail Online: "A tiny paper-thin sensor can be 'tattooed' onto teeth - and works as an ultra-sensitive 'early warning system' for disease. The sensor, created from graphene, a hi-tech one-atom-thick sheet of carbon can detect bacteria, and transmit information to medical staff."