Technology tamfitronics Nina Raemont/ZDNETWithout testing consumer wearable tech against medical-grade devices, it can be difficult to tell if that smartwatch around your wrist or smart ring around your finger is truly accurate. To date, there's been no shortage of chatter about which smart ring is the most accurate at sleep tracking. Now we're getting more than chatter.A new study in the peer-reviewed publication Sensors finds that, compared to the "gold standard" of sleep assessment (polysomnography or PSG), the Oura Ring Gen 3 was found to be the most accurate sleep tracker when tested against an Apple Watch Series 8 and a Fitbit Sense 2 in a four-stage sleep classification.Also: The Oura Ring 3 is discounted to $299 - and I highly recommend itThe study, conducted by researchers at Brigham and Women's Hospital,...
