Oura faces class-action lawsuit alleging 'coin flip' accuracy for sleep stages

Polymarket · x · 2026-08-22

Oura is facing a class-action lawsuit alleging that its $300+ smart rings have no better than a "coin flip's chance" of accurately determining sleep stages. The lawsuit challenges the efficacy of the product's core feature.

Related event: Oura Sued for Class Action Over Coin-Flip Sleep Tracking Accuracy(3 posts)→

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