Galaxy AI is Here: Power through your day with the new 3nm processor. Find your way with Dual-Frequency GPS. Track heart rate, workouts and sleep with the advanced BioActive Sensor. Then, Galaxy AI will provide insights with Energy Score to help monitor your wellness. Upgraded BioActive Sensor: Stay ahead on your wellness journey with our most advanced health sensor on Galaxy Watch. With 13 LEDs, the new BioActive Sensor tracks your heart rate, sleep patterns and more with high precision. Keep your Heart Health in Check: Maintain your peace of mind with a heart monitoring package. The built-in PPG sensor on your Galaxy Watch7 monitors your heart rate and heart rhythm.