Chest strap monitors—the traditional kind, anyway—measure the electrical activity of your heart. They use electrodes that contact your skin, and sometimes you may need to wait until you've worked up a ...

A heart rate monitor may be the key to unlocking your fitness goals. That’s because heart rate is a reliable indicator of your exercise input—it reflects the effort applied to every workout. Keeping ...

The Scosche Rhythm+ heart rate monitor can help a person manage their heart rate. It can also track calories a person has burned, distance, and pace. It attaches to the forearm and can connect with ...

We may receive a commission on purchases made from links. Smartwatches and other wrist-bound fitness trackers have exploded in popularity over the past few years, but there's a wearable heart rate ...

Heart rate zones are big in the fitness world right now, and every smartwatch and fitness tracker will happily tell you what “zone” you’re in when you do a workout—any workout. Even strength training.

Pretty much every fitness tracker and smartwatch has an optical heart rate sensor, but they're not always perfectly accurate.

From watches to chest straps, a heart rate monitor can optimize your workouts. Polar, Garmin, and Fitbit top our list. See what else we’re wearing to run, swim, cycle, and more. Heart rate monitors ...