The newest version of the Oura ring, the Oura 3, makes a few important changes. You will be able track your heart rate during workouts, for example, something that wasn't possible even with the second generation of the smart ring. It will automatically detect activity such as running or walking and record it for you. And you can also keep track of your heart rate throughout the day and monitor your body temperature during waking hours, with seven temperature sensors to keep track of the more subtle changes.

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