Temperature sensor provides retrospective ovulation estimates and advanced cycle tracking featuresMeasure your blood oxygen with a powerful sensor and appTake an ECG anytime, anywhereGet high and low heart rate, and irregular rhythm notificationsAdvanced safety features, including Fall Detection, Em..
WHY APPLE WATCH SERIES 9 — Your essential companion for a healthy life is now even more powerful. The S9 chip enables a super-bright display and a magical new way to quickly and easily interact with your Apple Watch without touching the screen. Advanced health, safety and activity features provide p..