The Dexcom G6 and Abbott FreeStyle Libre are two of the top continuous glucose monitors (CGMs). Each glucose monitor offers different features and has its own pros and cons.

The Dexcom G6 continuous monitoring system (Dexcom Inc) measures interstitial fluid glucose levels. The G6 system consists of 3 key parts: the sensor wire, a transmitter, and a display device. The ...

With the Dexcom G6, the sensor is worn separately from an insulin pump and is inserted under the skin to measure the level of glucose in the interstitial fluid (fluid in the tissue).