$399
Biometrics
Apple Watch Series 11
The wrist-bound biometric laboratory.
A thin, lightweight aluminum smartwatch with an Always-On Retina display, ECG, blood oxygen, sleep apnea notifications, and a depth gauge. Pairs with Apple Fitness+ for guided workouts and meditations.
Scientific Rationale
Continuous heart-rate and activity tracking closes the loop between intention and exertion; ECG enables early atrial fibrillation detection.
Daily Protocol
Close Activity rings daily. Use the ECG app when symptomatic. Sync with Apple Fitness+ for structured sessions.