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 quarter-size device that tracks the rise and fall of sugar in your blood is the latest source of hope — and hype — in the growing buzz around wearable health technology. Continuous glucose monitors, ...

It's a small device, but the hype around it is huge. The technology is called constant glucose monitoring, and companies that make it say it will transform the way you feel. But what do scientific ...