Heart rate variability is the time variation between each heartbeat that can show how your body handles stress and recovery.

Smartwatches are great for noticing heart health trends, but a Maryland doctor says users need to understands the technology’s limits and shortfalls and when a visit to your doctor may be needed.

Here’s what this health metric really indicates, according to cardiologists. Fact checked by Isaac Winter Reviewed by Vivek Cherian, MD Heart rate variability (HRV) is the difference in the timing ...

Most fitness trackers offer a wealth of heart-rate data. Here’s how to make sense of it. By Talya Minsberg If you wear a smartwatch or fitness tracker, you likely already have access to a steady ...

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 ...

Whoop is a top fitness and health tracker – and one of my favorite devices at Wareable. But if you want to check your heart rate, it can be a little hard to find. I’ve been using Whoop for years – so ...

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 ...

The Garmin HRM-Fit is a heart rate monitor made for women, or at least anyone who would wear a sports bra while exercising. Where other heart rate monitor straps use an elastic band and a metal popper ...