Whether you want to prevent diabetes or enhance your workout routine, this device could be key to staying in top shape.

Efficient blood sugar control plays a major role in preventing diabetes, a disease affecting millions around the world.

A continuous glucose monitor is a small device that sticks to your arm. Every few minutes it sends a signal to your phone ...

Updated at 10:20 a.m. ET on June 20, 2025. To hear some of them tell it, the companies selling continuous glucose monitors have stumbled upon a heretofore unknown quirk of human biology.

The cost of continuous glucose monitors (CGMs) and blood glucose meters can vary widely ... allowing you to check your readings on your watch. But none are capable of taking blood glucose readings ...

After a meal some people experience high spikes in blood sugar followed by a crashing low. The dips can cause fatigue, moodiness and lead to overeating. Learning how to manage your blood sugar can ...

A continuous glucose monitor is a small device that sticks to your arm. Every few minutes it sends a signal to your phone estimating your blood sugar levels. But can it improve your health?

The device itself is small, but the hype around it is big. Continuous glucose monitors are only about the size of a quarter, but the companies that sell them make huge claims about their health ...

A continuous glucose monitor is a small device that sticks to your arm. Every few minutes it sends a signal to your phone estimating your blood sugar levels. But can it improve your health?

But in March 2024, the Food and Drug Administration approved the first continuous glucose monitors for people without diabetes. Currently, two companies are making them: Dexcom and Abbott. Each patch ...