「 Apple Watch 」 一覧

Previously, I used to use an iPhone app to measure/track quality of sleep. In order to measure the sleep, put iPhone on my bed and taking sleep, then, if my body moves on the bed, the iPhone detects the vibration and recognize it as shallow sleep(REM sleep or light sleep). If there is no vibration, it means deep sleep (Non-REM sleep). But, such app is hard to use it. Users need to launch the app before sleep We cannot know when we fall asleep Vibration strength is depending on the bed. The app may not detect correct shallow sleep. I ...