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Apple updates blood oxygen feature

August 18, 2025HME News Staff

CUPERTINO, Calif. - Apple has introduced a redesigned blood oxygen feature for some Apple Watch Series 9, Series 10 and Apple Watch Ultra 2 users through an iPhone and Apple Watch software update. Users with these models in the U.S. who currently do not have the Blood Oxygen feature will have access to the redesigned Blood Oxygen feature by updating their paired iPhone to iOS 18.6.1 and their Apple Watch to watchOS 11.6.1. Following this update, sensor data from the Blood Oxygen app on Apple Watch...

Apple Watch, Blood Oxygen

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