Dexcom is a company that specializes in continuous glucose monitoring (CGM) systems for people with diabetes. Their devices help users track their blood sugar levels in real-time, providing valuable data to manage their condition more effectively. The Dexcom G6 is one of their popular products, featuring a small sensor that is placed under the skin. It sends glucose readings to a smartphone or smartwatch, allowing users to monitor their levels without the need for frequent finger pricks. This technology aims to improve diabetes management and enhance the quality of life for users.