Heart rate is one of the most powerful—and underestimated—indicators of your cardiovascular health. Understanding how it ...

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 ...

It's healthy to know your numbers. Learn about resting and maximum heart rates, exercise targets, and when to consult a ...

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A racing heart is usually a sign of agitation or excitement. But if it's not unusual for your heart to beat too fast or to skip a beat, it might be worth having it checked out by a doctor. In order to ...

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.

Sitting quietly at your desk, watching TV, or lying in bed at night, your heart should be taking it easy – beating steadily and calmly at somewhere between 60 and 80 beats per minute for most healthy ...

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 ...

Milliseconds of variability, now detected by fitness watches, can improve well-being Earlier this year I got an Oura ring to ...

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 ...