We know that heart rate is an important indicator of overall health. Doctors check it to see if we have high blood pressure or arrhythmias like tachycardia (fast heart rate) and bradycardia (slow ...

S1 is the first heart sound that doctors can hear using a stethoscope. The vibrations that occur when the mitral and tricuspid valves in the heart close produce the S1 sound. There are two common ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you are an athlete in training or simply keeping tabs on your vitals, measuring your heart rate is a ...

The idea of a heart-rate monitor might sound a bit pointless if you’ve already got one built into your running watch, but what many people don’t realise is that, for those more serious about their ...

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 ...

From watches to chest straps, a heart rate monitor can optimize your workouts. Polar, Garmin, and Fitbit top our list. See what else we’re wearing to run, swim, cycle, and more. Heart rate monitors ...

Heart rate is one of the most valuable physiological metrics for runners because it provides objective real-time insight into how hard your body is working. Unlike pace or distance, which are external ...

The best heart rate monitors will help you train efficiently and keep track of your fitness. A heart rate monitor will record and/or transmit your pulse rate in beats per minute. Heart rate monitors ...