Since its launch way back in 2015, the Apple Watch has been designed for wear in the daylight hours, and to be left on its charging pad at night. But during its virtual WWDC keynote Monday, the company announced that sleep features are part of its forthcoming watchOS 7 operating system.
These first features are simple, just measurements of how long the wearer was in bed and how much of that time was actually spent asleep. To use the sleep tracking function, Watch wearers set up a sleep schedule showing their desired bedtime and wake time. An hour before the target bedtime, the Watch’s movement sensors start to look for signals that the wearer is falling asleep. It might also send the user a notification if the Watch contains less than 30% battery charge—the amount needed to track sleep throughout the night.
The accelerometers in the Watch can detect when its wearer’s breathing resembles restful sleep, or if they’re stirring or getting up during the night. The device can also…
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Source : fastcompany.com
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