This is a Class I recall where 56 serious injuries have been reported. If you use one of Dexcom's continuous glucose monitoring systems, here's what you need to know.

What's new The Dexcom G7 is known as a CGM, or constant glucose monitor. It sends readings every five minutes from a tiny sensor under your skin to your smartphone or a receiver via Bluetooth.

Dexcom provided a look at new data for the upcoming generation of its continuous glucose monitoring sensor. Presenting at the J.P. Morgan Healthcare Conference, the details were pulled from a ...