Both fitness bands take different approaches to health tracking, but which is worth your money? The Fitbit Air costs a ...

Sweat can serve as a real-time source of information about the body's current state. For example, wearable sensors designed to measure sodium and potassium in sweat could provide biochemical ...

Three price tags, three distinct users. We break down battery life, display, health tech, and more to show you which Apple ...

How does sleep tracking work on a fitness band in 2026? Sensors, heart rate variability, sleep stages, scores, accuracy ...

For the Apple Watch Series 12, Apple completely revamped the device’s heart sensor, which now measures heart rate every five seconds even when the user isn’t active. In our review of Apple Watch ...

Apple Watch Series 12 brings back ceramic for the first time since Series 5 in 2019, in Pearl White and Night Blue cases that pass through three separate heat treatments before diamond-tipped tools ...

Overall, it’s clear that Huawei has made few changes to the tried-and-true core blood pressure measurement function itself, but has significantly expanded the surrounding features. For D2 owners who ...

Apple’s specification sheet for the Apple Watch Ultra 4 lists 11 sensors, and four of them exist for the outdoors: a depth gauge rated for recreational scuba to 40 metres with accuracy of plus or ...

Like clockwork, Apple announces new Apple Watch models alongside its iPhones every year at its annual Apple Event. Keeping a regular cadence is great in the sense that there’s always a new smartwatch ...

Apple has announced the Apple Watch Series 12 and Apple Watch Ultra 4, bringing upgraded health sensors, continuous heart-rate sampling and new AI-powered features. CNET’s Vanessa Hand Orellana gives ...

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The Apple Watch Series 12 and Ultra 4 bring new health sensors, smarter features and a closer look at what's changed. Rebel Republican hits Trump with 'treason' accusation over Putin 'Never seen ...