Wearable glucose monitors offer real-time data, but for healthy people no guidelines exist to interpret the numbers
- Written by Liao Yue, Assistant Professor of Kinesiology, University of Texas at Arlington
Continuous glucose monitors once required a prescription but can now be purchased over the counter. Jesus Rodriguez/iStock via Getty Images PlusKeeping tabs on blood sugar throughout the day used to be the exclusive domain of people with diabetes. But in 2026, anyone can buy a user-friendly wearable device that provides minute-by-minute readouts...

