While Watch Series 4 and its successors will undoubtedly bring this life-saving technology to millions of people over the next several years, Apple was not the first to bring it to market. That ...

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 ...

Sarah Mitroff has worn many hats at CNET, including Senior Mobile Editor and Managing Editor of Health and Wellness. Currently, she is a freelance editor. Throughout her career, she's written about ...

In this episode, digital science editor Daniela Hernandez participates in a week-long experiment to find out how work-related stress impacts our bodies and to measure her own resilience. Photo: ...

A federal task force is urging doctors not to perform electrocardiograms on patients with low risk of heart disease. While EKGs are safe and relatively inexpensive, there is insufficient evidence to ...