Apple Watch Series 8 has advanced health sensors and apps, allowing you to take an ECG, measure your heart rate and blood oxygen, and track changes in your temperature to better monitor your cycle. With features for accident detection, sleep stage logging, and advanced exercise data, it helps you stay active, healthy, safe, and connected.

• The temperature sensor makes retrospective ovulation estimates and offers advanced cycle logging features.

• Measure the oxygen level in your blood with a powerful sensor and app.

• Take an ECG anytime, anywhere.

• Get notifications for high and low heart rate and irregular heart rhythm.

• Advanced safety features include fall detection, emergency call SOS, and accident detection.

• Improved training app with more advanced readings and workouts.

• A completely redesigned compass app with waypoints and backtrack.

• Track your daily activity on the Apple Watch and see your trends in the Fitness app on iPhone.

• The most shatterproof front glass on an Apple Watch yet, IP6X dust protection, swim-proof design, and increased ruggedness for fitness and activity.

• Make calls, send text messages, and write emails with just a few taps.

• Listen to your favorite music, podcasts, and audiobooks (when used with GPS models).

• Pay for purchases directly and securely from your wrist with Apple Pay.

• Large all-screen always-on display.

• All-day battery and fast charging.

• Sleep stages feature shows you how much time you spend in REM, core, or deep sleep.

• watchOS 9 comes with an improved workout app, a new medication app, sleep stages, and more insights into your heart health.

• Get 3 months of Apple Fitness+ for free with an Apple Watch, featuring 11 different workouts, from HIIT to yoga, and even meditations.