A new version of the Dexcom ONE app will be released soon. After the update, your low and high alert settings will be reset. Click here for more information

Getting Started

Is it painful to insert a Dexcom ONE sensor?

Last Updated · September 28, 2021

The Dexcom auto applicator was designed for easier, more consistent sensor insertions. According to a survey of Dexcom users, 84% reported that the initial sensor insertion was painless, and 100% reported that the applicator was easy to use1.

1 Shah V LL, Wadwa P, et al. Performance of a Factory-Calibrated Real-Time Continuous Glucose Monitoring System Utilizing an Automated Sensor Applicator. Diabetes Technology and Therapeutics. 2018;20(6).

5-step learning journey

Discover education resources, organised in a 5-step journey, to learn key information about your Dexcom ONE CGM system, from getting started, your first 10 days, to using Dexcom ONE in the long run.

Step 1: The basics of CGM
Step 2: Getting started
Step 3: Your first 10 days
Step 4: Using Dexcom ONE in the long run
Step 5: Understand your Diabetes trends