Apple has spent years and millions of dollars trying to crack one of wearable technology’s biggest health challenges: noninvasive blood glucose monitoring for Apple Watch. Now, a promising new gadget at CES 2026 — the PreEvnt Isaac Non-Invasive Glucose Monitor — might offer a roadmap for how this long-awaited feature could finally arrive.
Breakthrough device could blaze path for Apple Watch blood glucose tracking
Photo: PreEvnt

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