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Posted by Redaktion
 - February 04, 2026, 19:59:20
A smart ring with blood glucose monitoring? One manufacturer at least indirectly promises this feature, even though there are several limitations. The blood sugar won't be displayed as an exact value, but rather as a range. This also means that certain groups of users shouldn't rely on this wearable.

https://www.notebookcheck.net/Ahead-of-Apple-Wearables-to-optically-estimate-blood-sugar-levels-with-medical-grade-accuracy.1219906.0.html