Your Oura Ring can’t measure what’s going on in your skull

Sleep trackers detect sleep via a combination of motion, heart rate, and temperature sensors.

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Oura's getting sued.

A recently filed class-action complaint against the smart ring maker alleges that the company has duped customers by claiming it can accurately track different sleep stages.

A smart ring can't possibly do that, the suit says, because the Oura Ring doesn't directly measure your brain waves.

Instead, Oura uses AI models to take advantage of "desperate consumers who struggle with their sleep … by selling fault … Read the full story at The Verge.