The days of counting steps are over. The Mio Slice looks at your heart rate to give you an overall health score based in science.
Tracking HRV has emerged as one of the best ways to quantify recovery. But it’s also one of the most misunderstood and misused fitness tools around.
Heart-rate apps bring Olympic-caliber recovery to everyone
There are countless watches, bracelets, headbands, and foot pods on the market promising to record every little thing you do. But can any of it make you a better athlete? The author wades through the muck and the mire to data-mine his best self.
An increasing number of well-designed tools help rock climbers train more effectively
New gear for more informed—and more fun—training
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