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Do phone sleep trackers work?

By Andee Tagle
Published January 18, 2026 at 2:22 PM PST

Are sleep trackers on your phone helping you get a full night's rest? NPR's Life Kit investigates.

Copyright 2026 NPR
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all things considered
Andee Tagle
Andee Tagle (she/her) is an associate producer and now-and-then host for NPR's Life Kit podcast.