I've reported before on Powerbeats Pro 2's poor accuracy when it comes to heart rate. New to iOS 26 is a better algorithm for reading data, compatibility with the Fitness app, and notifications for ...

Experience precise heart rate tracking with AirPods Pro 3’s innovative sensor, perfectly syncing with Apple Watch for ...

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Engineers have shown that a technique to measure heart rate via Wi-Fi signals is effective even with the lowest-cost devices ...

A few weeks back, we reported on a research group that figured out how to measure heartrate using perturbations in WiFi signals. [Nick Bild] was interested in this so-called “Pulse-Fi” ...

A Planet Analog article, “ 2N3904: Why use a 60-year-old transistor? ” by Bill Schweber, inspired some interest in this old ...

A doctor explains the common (and not so common) reasons that you might hear a pulse in your ear, also known as pulsatile tinnitus. Plus, when to see a doctor.

Vanessa is a lead writer at CNET, reviewing and writing about the latest smartwatches and fitness trackers. She joined the brand first as an on-camera reporter for CNET's Spanish-language site, then ...