Efficient blood sugar control plays a major role in preventing diabetes, a disease affecting millions around the world. Detecting problems early, though, has always been tough.

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

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

Another small study, in the same journal, found that the continuous glucose monitor overestimated people’s blood sugar levels compared with directly measuring it in the blood. Second, the data 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 gadgets have been revolutionary for many people with diabetes—previously the main available device for measuring blood ...