Lawsuit says Oura sleep tracking has 'a coin flip's chance of being correct' - ZDNET

Our gifting experts are obsessively searching for holiday gifts that are unique, thoughtful and suitable for any budget. The class action lawsuit claims that Oura's sleep-tracking mechanisms sell 'faulty AI-based inference as reliable science.' Follow ZDNET: Add us as a preferred source on Google Can a smart ring that measures biometric signals such as heart rate, body temperature, and breathing rate use these data points to accurately determine sleep stages? That question is at the heart of a recent lawsuit in which Oura finds itself entangled. Also: I wore the Oura Ring 5 for a month, and two big upgrades make it so much better than the 4 A class action lawsuit filed against Oura alleges that the wearables company used unlawful marketing tactics to mislead consumers about the accuracy of its smart ring’s sleep tracking. The Oura Ring, the plaintiff claims, lacks the required sensors and signals, namely, brain wave, eye movement, cardiac activity, muscle movement, and a finger PPG, to accurately measure the neurological activity that defines sleep stages. “Oura’s AI models are doing guesswork as to what may be happening, based on improper inputs, and thus taking advantage of despe