Living with type 2 diabetes means making daily decisions about food, activity, and medication. One of the most important parts of managing the condition is checking blood sugar levels.
For many people, this has meant using finger-prick tests several times a day. While useful, this method can be painful and does not always provide enough information.
A new study suggests there is a better way. Researchers from leading institutions conducted the FreeDM2 trial to test a device called continuous glucose monitoring. The results were published in The Lancet Diabetes & Endocrinology and show that this technology can greatly improve how people manage their blood sugar. fileciteturn0file0
Type 2 diabetes happens when the body cannot properly use insulin, leading to high levels of sugar in the blood. Over time, this can cause damage to the heart, kidneys, eyes, and nerves. Managing blood sugar is essential to reduce these risks, but it can be challenging because levels change throughout the day.
Continuous glucose monitoring offers a new approach. Instead of checking blood sugar occasionally, it tracks levels all the time. A small sensor placed on the body measures glucose and sends updates to a device. This allows users to see patterns and receive alerts when their levels are outside the healthy range.
In the FreeDM2 trial, 303 adults with type 2 diabetes took part. All participants were using basal insulin. They were divided into two groups, with one group using CGM and the other using traditional finger-prick tests. The study was carried out over 32 weeks, with different phases of support.
The findings showed that people using CGM had better blood sugar control. Their HbA1c levels improved more than those in the finger-prick group. This suggests that having continuous information helps people make better choices in their daily lives.
Another important result was that participants could improve their blood sugar even without changing their medication. Simply having more information allowed them to adjust their habits. When doctors later provided additional support, the improvements became even greater.
Looking at the study, it provides strong evidence because it directly compares two methods and follows participants over time. It also reflects real-life conditions, making the results more meaningful for everyday use.
However, there are still challenges. Not everyone has access to CGM devices, and cost may be a barrier. More research is also needed to understand long-term benefits and how best to use this technology in different groups of patients.
Even with these limits, the study highlights an important idea. Better information can lead to better health decisions. Continuous glucose monitoring gives people a clearer picture of their condition, which can help them manage it more effectively.
In the future, this technology may become more common and improve the lives of many people living with diabetes.
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Source: University of Nottingham.
