FDA News Release New device can help people with diabetes detect warning signs of a dangerous complication before it becomes a medical emergency For Immediate Release: August 25, 2026 The U.S. Food and Drug Administration today authorized the Libre Duo 10 Day Continuous Dual Glucose Ketone Monitoring System for people aged 2 years and older living with diabetes. The Libre Duo 10 Day is the first wearable device in the U.S. that continuously monitors ketone levels, and the first in the world to continuously monitor both ketones and blood sugar (glucose) together in a single device. “Today’s authorization is a breakthrough for the safety of children and adults living with diabetes,” said Michelle Tarver, M.D., Ph.D., Director of the FDA’s Center for Devices and Radiological Health .…