Your watch’s VO2 max isn’t perfect, but you can improve its accuracy with better data and heart-rate tracking.

It depends, of course. But on what exactly? Running coach Matt Fitzgerald explains a simple process of finding your ideal heart rate.

I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness/fitness myths. In my free time I enjoy ...

Whoever we are, whatever we’re doing, we have a measurable heart rate. It’s a pretty clear sign of being alive. But what should your heart rate be when exercising? When we exercise, our heart rate ...

AliveCor’s latest attempt to revive its Apple Watch antitrust case fell short this week, with a federal appeals court handing Apple another win. Today’s development follows the company’s earlier win ...

The widely-accepted optimal cadence number is 180 spm, however research reveals that even some of the best pro runners vary from that number. Ng says that for many runners, a cadence of at least 160 ...

AIM: The “2026 Guideline for the Early Management of Patients With AIS” replaces the “2018 Guidelines for the Early Management of Patients With AIS” and the 2019 update to reflect recent advances in ...

Cardiovascular diseases are still the world’s top killer, yet new research suggests they are far less random than they can feel in an emergency room. A huge body of data now points to a simple, ...

Please enjoy the latest edition of Short Circuit, a weekly feature written by a bunch of people at the Institute for Justice. Hot dang! This week, the Arizona Supreme Court agreed to hear an IJ ...

More discreet than a fitness tracker or smartwatch, the top smart rings we've tested can track your activity and sleep from an unobtrusive spot on your finger. I’m PCMag’s senior writer covering smart ...