Apple Watch Series 8 has advanced health sensors and apps, so you can take an EKG, measure heart rate and blood oxygen level, and track body temperature changes to get accurate information about your menstrual cycle. With the help of crash detection, sleep stage monitoring and advanced training data, you stay active, healthy, safe and connected.

*Body temperature detection provides an estimate of ovulation retroactively and advanced features for monitoring the menstrual cycle
*Measure your blood oxygen level with a powerful sensor and app
*Receive notifications of low and high heart rate and irregular rhythm
*Advanced safety features such as fall detection, Emergency mode SOS5 and crash detection
*An improved Exercise app with more advanced information and ways to exercise
*Completely redesigned Compass app with waypoints and route tracking
*Track your daily activity on the Apple Watch and view your own progress in the Fitness app on the iPhone
*The most impact-resistant Apple Watch front glass ever, IP6X dustproof and swim-proof construction and better durability for versatile sports and activities
*Make calls, send messages and send emails with just a few taps
*Listen to your favorite music, podcasts and audiobooks (use with GPS models)
*Pay quickly and securely directly from your wrist with Apple Pay
*A large, always-on, edge-to-edge display
*All-day battery and fast charging
*With sleep stage tracking, you can see how long REM, basic or deep sleep stages are
watchOS 9 has an improved Workout app, a new Medicines app, and functions for even more accurate monitoring of sleep stages and heart health