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 ...

You don’t build a stronger heart by punishing it. You build it by challenging it wisely. Somewhere between couch life and ...

A study challenges the idea that “more exercise is always better,” revealing how elite cyclists may burn through their daily heartbeats faster. This raises new questions about the fine line between ...

Your heart rate can tell you a lot about your fitness and cardiovascular health. Your heart beats consistently, day in and day out, but you may not generally pay close attention to it. You might take ...

Whoever we are, whatever we’re doing, we have a measurable heart rate. It’s a pretty clear sign of being alive. But what should your heart rate be when exercising? When we exercise, our heart rate ...

Zone 2 training has established itself as a popular concept for endurance athletes, especially runners who want to improve ...

Taking easy runs too fast is a common habit among runners, much to the chagrin of coaches everywhere. I know staying in the zone 2 range is critical for aerobic development, and after lowering my ...

If you’ve noticed your heart beating faster than usual even when you’re resting you may be searching for ways to slow it down. In general, a lower resting heart rate is seen as ideal and this can be ...

When one partner is stressed, the other feels it too—not just emotionally, but on a biological level. New research on heart rate synchronization helps explain how.

Background Preventing high heart rates in atrial fibrillation (AF) is recommended to reduce AF-related symptoms and morbidity. Evidence on a strong relationship between lower heart rate during AF and ...