The 8 Best Sleep Trackers of 2026, According to Testing and Doctors

It’s National Sleep Awareness Month, and we can’t think of anything more helpful for sleep awareness than the best sleep tracker. Be it in watch, ring, or other form, these devices monitor your sleep ...

What you should know about wearable glucose monitors in wake of recall

About 3 million FreeStyle Libre 3 and FreeStyle Libre 3 Plus sensors manufactured by Abbott were recalled in November, because they might give wrong readings.

Diabetics who rely on glucose monitors are alarmed by recall linked to 7 deaths

A manufacturing problem in millions of Abbott glucose sensors has been tied to at least seven deaths and hundreds of injuries worldwide.
MUO on MSN

I didn’t realize my Android could measure this — but it’s surprisingly accurate

Discover the unexpected capabilities of your Android phone that could rival a dedicated wearable.

Ai-Powered Design is Redefining Blood Oxygen Monitoring to the Next Billion Users

Six inventors registered an AI-powered, dual-mode SpO2 wearable (Design 202514911) optimizing blood oxygen monitoring for ...
IEEE

Artifact-resistant power-efficient design of finger-ring plethysmographic sensors

Abstract: A miniaturized, telemetric, photoplethysmograph (PPG) sensor for long-term, continuous monitoring is presented. The sensor, called a "ring sensor," is attached to a finger base for ...
IEEE

Abrasion-Aware Learning and Ridge Reshaping for Sustaining Performance in Tactile Sensors with Fingerprint-Like Ridges

Abstract: Tactile texture sensors with fingerprint-like ridges gradually degrade under repeated frictional sliding due to abrasion, reducing their classification performance. This study experimentally ...
PCMag

Oura Ring 4 vs. Whoop 5.0: Which Wearable Actually Lives Up to the Hype?

Both the Oura Ring and Whoop wristband focus on total wellness without screens, keeping distractions at bay. Here's what happened when I tested both—and which one is worth your money.