When I go for a walk or to the gym, people always seem to be checking their pulse, whether by hand or with a wearable. Why is heart rate so important? ANSWER: Your heart rate, or pulse, is the number ...

Keeping track of your pulse is a pretty simple way to get a handle on your overall health. It’s like a little indicator that tells you what’s going on inside. This guide is all about understanding ...

To live is to have a heartbeat, which is why it makes sense for us living things to have a good understanding of our ticker. It’s well-known science that our hearts beat faster when we exercise and ...

For when you need to be in "zone 2" and have no idea what that is.

The optimal heart rate while running depends, among other factors, on your goal and the race distance. The longer we want to run, the lower ...