Browsing: Ring

This is a smart ring for new users. Everyone else should wait until their current ring dies

Flexible organic eutectogel transistors arranged in a complete thread-based circuit. The free-form circuits can easily conform to body contours to monitor health and movement. Photo: Wenxin Zeng

Slimmer, longer lasting and much easier to live with, new Oura sets a very high new bar for health-tracking wearables

After months of wearing the Oura Ring 4 and the Apple Watch side by side, I’m finally ready to tackle the existential question: smart ring or smartwatch? I’ve obsessed over the data, braved inclement weather and felt the battery anxiety that every person using a smart device shares.