Compare FreeStyle Libre and Other Continuous Glucose Monitors

Buzz about FreeStyle Libre will have patients asking you about personal continuous glucose monitoring (CGM) for diabetes.

How do continuous glucose monitors work? Patients wear a sensor with a fine needle on their arm or abdomen...and change it every 6 to 10 days. The sensor checks glucose every one to 5 minutes.

This may mean fewer fingersticks for patients who check glucose often...such as those on an insulin pump or multiple insulin injections.

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