Heart rate is one of the most valuable physiological metrics for runners because it provides objective real-time insight into how hard your body is working. Unlike pace or distance, which are external ...

Whether you use an armband or chest strap, add some smarts to your exercise and training routine with one of the top heart rate monitors we've tested. I'm PCMag's managing editor for consumer ...

Using a chest strap heart rate monitor can give you accurate, actionable insights to help improve your running. What is the best chest strap heart-rate monitor overall? The best chest strap heart-rate ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. July 9, 2025 Add as a ...

You might love the motivating tempo for workouts or the cadent call for calm that a smartwatch heart rate monitor provides. But when it’s time for an upgrade, what ...

From the Oura Ring to the Apple Watch to the Google Pixel — here's what the science really says about the accuracy of their health data ...

Training smart means mixing up the intensity of your runs – not just going out all-guns blazing on every effort. But distance, time and pace are all blunt tools for measuring effort, which is where ...