FDA clears Natural Cycles birth control to use a smart ring for temperature measurements

Digital birth control Natural Cycles can now use temperature data from devices like the Oura smart ring to make predictions on when someone could become pregnant. The company said today it got clearance from the Food and Drug Administration to give users the option of taking their temperature through a device with a temperature sensor, rather than taking it manually with a thermometer.

The sign-off makes Natural Cycles the “world’s first wearable birth control,” the company said in a statement. The feature is currently only available in a private beta program.

Natural Cycles prevents pregnancy through an algorithm that uses daily temperature measurements and period cycle tracking to give users information about the days of the month...

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