According to Mark Gurman of Bloomberg, iOS 16 is likely to see "fairly significant enhancements" across the board which include updated notifications and new health-tracking features.He reiterated that the introduction of the long-rumoured augmented reality headset is delayed till the end of the year or next year, but beta versions of iOS 16 have numerous references to the device and its integration with the iPhone.
Gurman reported in February that the Apple Watch lineup will get its biggest revamp this year with three models. The new health tracking features could include blood pressure monitoring, body temperature technology, and more advanced sleep tracking.