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Sleep-tracking devices: Dos and don'ts

How to use data from your sleep tracker

Typically, you view the collected data about your sleep in an app. The report includes total sleep time, how often you woke in the night and what times you woke up. Some devices also include a summary of your sleep stages — light sleep versus deep sleep.

Since sleep trackers are a developing technology, Rieck cautions about jumping to conclusions based on your data. He offers a few dos and don'ts to keep in mind:

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