Blood oxygen, temperature and readiness scores: This is how watches should continue to evolve.
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The $300 Oura Ring Gen3 improves heart and health sensors, adds subscription fee - CNET
Oura Ring Generation 3 review: so close to being perfect
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I'm wearing Oura, the smart ring NBA players are using to warn of possible COVID-19 - CNET
Oura's gen-3 fitness ring arrives with improved sensors, custom content