Forbes August 21, 2025
For decades, continuous glucose monitors (CGMs) were designed primarily for people with Type 1 and Type 2 diabetes. These small, wearable devices offered these individuals round-the-clock tracking of blood sugar levels, helping them avoid dangerous highs and lows while reducing reliance on frequent, painful fingerstick tests.
But today’s CGMs have moved beyond diabetes care. Tech-forward companies now market them directly to consumers, while wellness influencers share their glucose graphs alongside meals on social media. As a result, more people without diabetes than ever before are experimenting with CGMs to better understand how food, stress, sleep, and exercise affect their bodies.
That trend comes with promise—but also important caveats.
What CGMs Do
A CGM is a small sensor—usually placed on the...
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