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How accurate are sleep trackers? Lawsuit says Oura rings have 'a coin flip's chance of being correct'

This story is from 2026-08-27. It is preserved in the archive; the latest stories are on the live feed.

The class action lawsuit claims that Oura's sleep-tracking mechanisms sell 'faulty AI-based inference as reliable science.'

Read the full story at ZDNET AI ↗

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  1. 2026-08-27 15:55 · ZDNET AI
    How accurate are sleep trackers? Lawsuit says Oura rings have 'a coin flip's chance of being correct'

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