Your heart beats about 100,000 times a day. Sometimes it beats faster and sometimes more slowly, depending on what you're doing and whether, for instance, you're all worked up about something. So ...

It seemed to work fine, and battery life was barely affected. Heart-rate data was archived in Apple's Health app. At launch, Beats has partnered with a handful of fitness apps, including Open ...

For cyclists, the most popular are chest strap heart rate monitors, which, at their most basic, need to capture your beats per minute ... to be viewed in real-time and recorded for later analysis.

You have a medical history of heart disease or risk factors for it. Your heart is racing or skipping beats enough to affect your day-to-day activities. It's common to notice your heart beat faster ...

Your heart beats about 100,000 times in one day and about 35 million times in a year. During an average lifetime, the human heart will beat more than 2.5 billion times. Give a tennis ball a good ...

The simplest way of checking heart rate is to measure your pulse. As the heart beats, a pulse can be felt in locations where an artery passes over a solid structure, such as bone. Locations ...

Stroke volume close stroke volumeThe volume of blood pumped from the heart with each beat. is the volume of blood pumped out of the left ventricle each time the heart beats Heart rate close heart ...