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If you’re having trouble sleeping, you may want to monitor your sleep cycle. The built-in Apple Watch sleep tracker and numerous third-party tracking apps make it easy.
At $39.99 a year after a one-week free trial, SleepWatch(Opens in a new window) records and analyzes your overall sleep time, as well as the quality of your sleep, your sleep stages, any sleep disruptions, your average sleeping heart rate and blood oxygen levels, and any noises you make while asleep (such as talking or snoring).
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