Diabetes Management: Choosing a Continuous Glucose Monitoring System
- alleywayy
- Aug 31, 2023
- 3 min read
Updated: Sep 6, 2023

Over 400 million people worldwide are diagnosed with diabetes, and the number is still growing. Diabetes management is no easy feat, but medical breakthroughs have yielded innovative technologies that can make it a whole lot easier. One such technology is the continuous glucose monitoring system (CGM). With varied options available in the market, it can be overwhelming to decide which CGM suits your lifestyle best.
Understanding CGM
A Continuous Glucose Monitoring system is a wearable device that tracks the glucose levels in the blood around the clock. It consists of a tiny sensor that is placed under the skin, frequently measuring glucose levels in real-time. The data retrieved from the sensor device is transmitted via wireless technology to a compatible receiver or a smartphone app. CGM technology is preferred over traditional blood glucose monitoring because it reduces the need for finger pricks and can provide better visibility into how food, exercise, and medicine impact the blood glucose levels.
Device Compatibility
Checking if a CGM device is compatible with your smartphone is a must, as many systems require a compatible receiver or companion app to show glucose readings. Additionally, check if the CGM is customizable and practical. Some CGMs come with a larger display that can be easily read by the user, while others are compact and subtle, making it easier to wear throughout the day. Ensure you choose a device that meets your practicality and monitoring needs when choosing a CGM device.
Alerts
CGMs can send subtle or loud alerts depending on the settings that are defined, and your needs as a patient. For example, you may wish to get alerted during hypo- and hyper-glycemic episodes. If you need night-time alerts, choose CGMs that are loud enough to alarm you when you are sleeping. Some CGMs can also alert the users about the removal of the sensor from their body, ensuring that patients do not miss a day of recording glucose data.
Cost and Insurance Coverage
CGMs vary in price points; it's essential to consider the cost of your device upfront and whether it's covered by your insurance before investing in it. Choosing the right CGM will not only help you manage diabetes better but can also save you money in the long run. If you prefer using your smartphone as the display for your CGM, make sure your insurance covers the feature. Do your research on CGM prices, and see how you can get the best bang for your buck.
Choosing the right CGM
Choosing the right CGM technology for your unique lifestyle is essential. Before investing in a CGM, assess your monitoring needs and analyze the features that best suit your lifestyle. For instance, if you are an athlete or someone who sweats a lot, you may prefer waterproof CGMs that can withstand humid environments. Alternatively, if you have sensitive skin and are prone to skin irritations, you may want to consider CGMs with hypoallergenic adhesives.
CGM systems have revolutionized diabetes management, and choosing the right CGM can make life simpler for patients and their loved ones alike. Check with your healthcare provider or an expert the appropriate CGM device for you, and how it can reduce the risk of potential complications while maintaining healthy glucose levels. Keep in mind the key considerations when choosing a CGM: technology compatibility, device practicality, alert features, cost, and your unique lifestyle needs. Remember that the benefits of choosing a CGM outweigh the costs. CGMs can provide better monitoring options, reducing the stress of regular blood sugar monitoring, and giving you better visibility of how your lifestyle impacts your blood glucose levels. With a little research, patience, and persistence, choosing a CGM can be an empowering and life-changing experience, putting you back in charge of your life and diabetes management.
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