The human heart, a fist-sized muscle, tirelessly beats billions of times throughout life, powering every cell by delivering ...

The heart beats around 100,000 times a day, yet most people rarely think about how fast, or how efficiently it’s working, ...

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

To live is to have a heartbeat, which is why it makes sense for us living things to have a good understanding of our ticker.

Your baby's heart rate is one of the most important signs your doctor monitors during labour. A drop in the heart rate can be ...

Resting heart rate 82 BPM elevated. I laughed it off I’m 34, I chase a toddler, I do HIIT twice a week. But 82? That’s ...

To set up heart rate notifications, go to the Apple Watch app on your iPhone, tap My Watch, tap Heart, tap High Heart Rate ...

Rory McIlroy teamed up with a former professional racing driver for an experience that sent his heart pumping faster and ...

In TODAY.com's Expert Tip of the Day, a trainer reveals the equipment-free hack to know you're exercising intensely enough.

With its long battery life, reliable GPS and lightweight design, the Coros Pace Pro watch is a fabulous companion for casual ...

A real-world analysis published in JACC Advances concludes that heart failure patients prescribed ivabradine face a significantly higher risk of developing atrial fibrillation (AF) within 180 ...

A comprehensive test of the budget-friendly Coros Pace 4 running watch, including analysis of the battery life, accuracy, and ...