Smartwatches and smart rings can do some very cool things for your health—like monitor your heart rate, count your steps and provide an EKG of your heart rhythm. And while many of them claim to also ...

Smartwatches and rings that claim to measure blood sugar levels for medical purposes without piercing the skin could be dangerous and should be avoided, the U.S. Food and Drug Administration warned ...

FILE - A sign for the U.S. Food and Drug Administration is displayed outside their offices in Silver Spring, Md., Dec. 10, 2020. Smartwatches and rings that claim to measure blood sugar levels for ...

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WASHINGTON — Smartwatches and rings that claim to measure blood sugar levels for medical purposes without piercing the skin could be dangerous and should be avoided, the U.S. Food and Drug ...