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Madison Surber Files Class-Action Lawsuit Against Oura Ring for Alleged False Advertising of Sleep Tracking Capabilities

Madison Surber filed a class-action lawsuit against the wearable technology company Oura, alleging that the brand's marketing overstates its ability to accurately track sleep cycles. The complaint, filed in the Northern District of California, argues that because sleep occurs in the brain rather than the finger, the ring lacks the necessary electrodes and sensors to measure brain activity and eye movements required for clinical accuracy. The lawsuit claims Oura uses AI-based guesswork to provide sleep scores, which may mislead consumers who rely on these figures for health decisions. Oura responded to the litigation by defending its science and research. The company stated that its rings estimate sleep stages using multiple physiological signals, such as heart rate, movement, and temperature. While Oura acknowledges that the ring is not a substitute for a clinical sleep study, the administration of its technology has been validated by independent studies. The suit seeks monetary compensation for Surber and other class members who allegedly overpaid for the product based on its advertised benefits.

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