Cruise Zone 2

By Jose Negrete on AppTrack Ninja.

Aerobic base heart-rate coach

Cruise is a Zone 2 heart-rate coach for Apple Watch and iPhone. Zone 2 is the easy, steady effort, roughly 60 to 70 percent of your maximum heart rate, that many endurance plans build on. It feels almost too easy, which is why most people drift out of it. Cruise keeps you honest. Start a workout on your Apple Watch and Cruise shows a live heart-rate ring color-coded by zone. Stay in Zone 2 and the ring is calm and green. Drift too high and it goes red; drift too low and it fades. A short haptic every 30 seconds says "still in the zone," and a distinct tap alerts you when you've been out for 1…

Categories: Health & Fitness

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