With watchOS 5.1.2 or later, Apple Watch Series 1 and later are able to use PPG signals combined with an algorithm to identify periods of irregular pulse su...
https://www.apple.com/jp/healthcare/docs/site/Apple_Watch_Arrhythmia_Detection.pdf
validated audiogram. Developed by Apple for use with AirPods Pro 2, it’s compatible with iPhone (using iOS 18.1 or later) and iPad (using iPadOS 18.1 or lat...
https://www.apple.com/jp/health/pdf/Hearing_Health_Features_on_AirPods_Pro_2_October_2024.pdf