Garmin
Garmin’s glucose tracking plans look more serious ahead of Fenix 9
· By Endurance Wire
Image source: Garmin garmin health trackers News smartwatch August 19, 2026 Marko Maslakovic 4 min read Garmin’s wrist-based HbA1c patent was interesting when it popped up in February, but it is starting to look like there is more to it than one random filing. A few related patents show the company is working on the optical hardware and even on how tightly the watch sits on your wrist, which could affect HbA1c readings. When we first covered Garmin’s HbA1c patent , the idea was pretty easy to understand.
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