Fish-inspired sensor tracks how human heart tissue responds to disease and treatment

Engineers have developed a new way to monitor how tiny lab-grown human heart tissues beat—by effectively "listening" to the ...

Here’s how the AirPods’ heart rate sensor fares against Apple Watch and other wearables

One of the flagship additions to the AirPods Pro 3 was a built-in heart-rate sensor, which allows users to track more than 50 workout types. But how accurate is it?

A cardiologist told me that wearable health should be quiet. RingConn’s Gen 3 smart ring embodies that mantra.

A cardiologist explains why the RingConn Gen 3 smart ring represents the future of wearable health with accurate tracking, sleep insights, and wellness monitoring.
Wareable

Fitbit Estimated Oxygen Variation: We explain SpO2, sleep apnea, and blood oxygen levels

One of the most important metrics on a Fitbit tracker is the Estimated Oxygen Variation—and now that every tracker is fitted with an SpO2 sensor, everyone can take advantage. Blood oxygen may be used ...