How Sleep Apnea Detectio

How Sleep Apnea Detection
How Sleep Apnea Detection Works for Apple Watch Series 10, Series 9, and Apple Watch Ultra

Apple is adding sleep apnea detection to the Apple Watch Series 10, Apple Watch Ultra 2, and the Apple Watch Series 9. Given that sleep apnea is a breathing disturbance, it’s easy to assume that it requires the blood oxygen sensor, but Apple actually uses an entirely different method to detect it.
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