With watchOS 26, the Apple Watch Series 9 and later and the Apple Watch Ultra 2 and later support Hypertension Notifications ...

You can view the sleep score on your iPhone or on your Apple Watch. On the watch (Series 6 or later), go to the Sleep app.

Mirroring an Apple Watch to your iPhone might at first sound redundant. What can you do on an iPhone that you can’t on an Apple Watch? The feature, available in Settings > Accessibility > Apple Watch ...

Apple was forced to remove the blood oxygen monitoring two years ago amid a patent dispute, but a software update coming later today will revive the feature.