That tension becomes especially clear with heart rate zone training, a popular five-tier system that endurance athletes use to measure effort and fine-tune performance. The well-known formula is ...

Precision Breathing and Heart Rate Variability Training Traditionally Reserved for Elite Athletes Now Available for Anyone Seeking to Improve Performance Under Pressure GRAND RAPIDS, Mich.--(BUSINESS ...

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 ...

As a cardiovascular physiologist, I measure heart rate in nearly every experiment my students and I perform. Sometimes we use an electrocardiogram, such as you’d see in a medical clinic, which uses ...

My Garmin has turned me into an addict. I have become hooked on alcohol-free beer. It all began a few months ago when I was flicking through data on my new watch after a long weekend of late nights ...

It may sound dramatic, but the rate at which your heart is beating plays a key role in how long you’re likely to live. According to expert cardiologists and academic researchers, resting heart rate ...