Rings news

Oura sues to stop US sales of Ultrahuman's redesigned Ring Pro

Oura got the Ring Air pulled from US shelves last year. Now it's suing to block the Ring Pro too.

Oura now estimates VO2 max from your walks and runs

Five GPS workouts now get you a VO2 max fitness score, no six-minute walk test. It starts in Oura Labs, the app's beta corner.

Natura's $99 Interface ring puts five AI agents on your finger

Natura's new $99 smart ring tracks health and lets you control Claude, ChatGPT, and other AI agents by voice.

Oura postpones its $2.2 billion Nasdaq IPO

Oura pulled its Nasdaq debut hours before pricing, and there's no new date.

Oura wants up to $2.2 billion, and most of it goes to existing investors

Oura wants up to $2.2 billion, but only 13.5 million of the 50 million shares are new. Existing backers are selling the rest.

Oura's IPO filing counts 5 million paying members

Oura's prospectus puts 350,000 people in its blood pressure study and net income at $60.8 million, up from $1.6 million a year ago.

Oura advertised 95% accuracy and publishes 79% agreement

The suit is over a 95% accuracy claim. Oura's own published figure, measured against a clinical sleep study, is 79%.

Circular Ring 3 Pro and Ring 3 Slim add contactless payments

Both new rings tap to pay, and the Pro's ECG is FDA-cleared. Blood pressure and glucose are the parts that need a subscription.

Oura wants your ring to see a migraine coming

Oura's new patent describes using heart rate variability and skin temperature to flag a migraine before the headache starts.

Oura is going public, and the ask is $16 billion

Oura wants up to $3 billion at a valuation north of $16 billion, and it could price as soon as September.

Ultrahuman filed for a ring that never stops to change its battery

Ultrahuman patented a smart ring that swaps batteries in seconds, with a backup cell so your data doesn't drop during the swap.

Oura filed for a ring that alerts without vibrating

Oura's patented a way to zap your finger with current pulses for alerts so it doesn't need a vibration motor eating into battery or size.

Oura and Zepp settled, and neither side won a ruling

Oura and Zepp dropped their mutual patent suits on the same day. Someone blinked.

Oura wants a blood pressure number, not a pattern

The Galaxy Ring is the first cleared for sleep apnea

Samsung's Galaxy Ring detects sleep apnea this fall, and it's the closest thing to a new ring Samsung's shipping.

A prototype ring reads blood sugar from finger sweat

A prototype ring pulls sweat from your finger to track blood sugar, no needles required.

Galaxy Ring gets FDA-cleared sleep apnea alerts

Samsung's Galaxy Ring becomes the first smart ring the FDA trusts to flag sleep apnea risk.

This $399 Ring Reads Your Blood Pressure Without a Cuff

Apple Watch alerts you to high blood pressure. A startup ring launching in October tells you the number.

Oura's new ring caught a cold before he did

Oura Ring 5 detected a reviewer's cold one to two days early.