US, Aug. 5 -- Continuous glucose monitors are becoming increasingly popular, including among people without diabetes. But there is no scientific evidence that the technology improves health or prevents disease in healthy people.

Continuous glucose monitors (CGMs) were originally developed for people with type 1 diabetes and are now also widely used by many people with type 2 diabetes. In recent years, the technology has become an increasingly popular consumer product, marketed as a way to optimize diet, exercise, and overall health.

According to a new review published in JAMA Internal Medicine, there is no scientific evidence that continuous glucose monitoring prevents disease in people with type 2 diabetes. But the technology can ma...