Heart rate is simply how fast your heart is beating. Sometimes called a pulse rate, it’s normally presented in beats per minute. You can count your own heart rate by feeling for your pulse inside your ...

Everything you need to know about photoplethysmography (PPG), the technology behind heart rate measurements in fitness watches and smart rings. When you purchase through links on our site, we may earn ...

Heart rate variability (HRV) is the variation in the time between two consecutive heartbeats over a specific period. Doctors may use HRV as an indicator for certain aspects of a person’s health, ...

Your heart rate is one of the most standard yet essential health metrics. Soon, it may be easier to measure. Macy is a writer on the AI Team. She covers how AI is changing daily life and how to make ...

Your pulse is like having a direct line to your heart’s control room, constantly broadcasting information about your cardiovascular health that most people never bother to decode. While everyone knows ...

The AirPods Pro 3 are equipped with a heart rate sensor that can send real-time data to multiple apps. (Apple) Your AirPods may soon become your most important pieces of fitness gear. One of the ...

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 ...