5 breakthrough biosensors redefining non-invasive health tracking

Tattoo-based epidermal biosensors monitor sweat electrolytes and metabolites in real-time.

Ultrasonic sensors can continuously monitor human blood pressure and heart rate.

Graphene tattoos, one-hundredth the thickness of a human hair, track cardiac activity.

Smart contact lenses provide noninvasive, real-time biomedical information from the eye.

A bionic pancreas can significantly reduce glycated hemoglobin for type 1 diabetes.