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.

When you buy through our links, we may earn a commission. Our process 'ZDNET Recommends': What exactly does it mean? ZDNET's ...

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 ...

When the first Apple Watch made its global debut, Apple said it was a product that would enrich people's lives and encourage them to adopt a healthier lifestyle, thanks in part to a heart rate sensor ...

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 ...