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 tested them against the Apple Watch and the Polar chest strap to find out whether you can trust them for your workouts. Vanessa is a lead writer at CNET, reviewing and writing about the latest ...

I tested my Fitbit Air against an 'ECG-accurate' heart rate monitor - the results surprised me ...

Heart rate is one of the most basic and important indicators of health, providing a snapshot into a person’s physical activity, stress and anxiety, hydration level, and more. Traditionally, measuring ...

If your Fitbit Charge 6 is giving you heart rate readings that are clearly wrong — showing 85 BPM during a HIIT workout when you’re gasping for air, spiking to 200 BPM while you’re sitting on the ...