Don’t get me wrong, wrist-based heart rate tracking on smartwatches has improved loads over the years, but if you do anything ...

You track your VO2 max and working heart rate, but this underrated biometric may tell you more about your heart and long-term ...

If you have hypertrophic cardiomyopathy (HCM) and are experiencing symptoms such as shortness of breath, chest pain, ...

The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

Calculate your target heart rate zone and work to stay in the middle of that zone while you’re doing your cardio. Here’s how you do it: According to the American Heart Association, a person’s target ...

That little number on your fitness tracker might be more important than you realize. Your resting heart rate isn’t just some random vital sign. It’s essentially a window into how efficiently your ...

A US federal appeals court has handed Apple a significant victory in its long-running legal dispute with AliveCor. Here are all the details.

Researchers have identified bradycardia—an abnormally low heart rate—as a symptom of xylazine-opioid overdose. This ...

New research shows that even a few drinks can disrupt your heart’s nighttime recovery, smartwatches reveal the hidden cardiovascular cost, even when your sleep patterns look normal. Study: The Impact ...

Key Takeaways Strong heart health means your heart and blood vessels, aka your cardiovascular system, are working efficiently ...