You’re familiar with the feeling of your heart pounding in your chest, your blood pulsing through your veins with increasing frequency when you’re scared, stressed, or sweating it out at the gym.

A good resting heart rate depends on your age, gender, level of physical fitness, and overall lifestyle. Here's what you need to know.

What we physicians tell patients should be based on evidence, but that doesn’t always happen. A good example is when patients ask what their pulse rate should be and we tell patients between 60 and ...

Healthy hearts are adaptable, and heartbeats exhibit complex variation as they adjust to tiny changes in the body and environment. Researchers have applied a new way to measure the complexity of pulse ...