Don't use smartwatches and rings that claim to measure blood sugar without needles, the FDA warns

The Food and Drug Administration on Wednesday issued a safety communication warning people to stay way from smartwatches and smart rings that claim to measure blood sugar levels without pricking the skin. "The FDA has not authorized, cleared, or approved any smartwatch or smart ring that is intended to measure or estimate blood glucose values on its own," the agency wrote in the communication, and asked consumers, patients, and caregivers to stay away from such devices.Non invasive blood sugar m...