The future of health is on your wrist. Measure your blood oxygen level. Keep an eye on your heart. See your fitness metrics on the enhanced Always-On Retina display. Live a healthier, more active, more connected life. Track your daily activity and precisely measure all your favourite ways to work out, even underwater.2 Workouts. Choose from running, swimming, yoga, cycling, dance or almost anything else you’re into — and start measuring your every move. The Always-On Retina display is now 2.5 times brighter outdoors when your wrist is down, so you can see your watch face without waking your screen. And with new customisable faces, there’s a look for you. Face Sharing. Discover new watch faces online or in the App Store, then share with friends and family.