Understanding your heart rate can be helpful to calibrate your perceived exertion, especially on easy and steady runs. This ...

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 ...

The heart rate zone formula is flawed, especially for women. Here's how to rethink your training. These days, everyone from ...

Running in zone 2, by definition, should feel easy. And that’s a good thing, considering zone 2 runs make up the majority of any good training plan. These easy efforts serve as the building blocks for ...

May 9, 2025 Add as a preferred source on Google Add as a preferred source on Google Our hearts beat faster when we exercise, which is why heart rate training can be so useful. But when we aren’t doing ...

Sherri Gordon, CLC is a certified professional life coach, author, and journalist covering health and wellness, social issues, parenting, and mental health. She also has a certificate of completion ...

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. It’s well-known science that our hearts beat faster when we exercise and ...

Everything you need to know about photoplethysmography (PPG), the technology behind heart rate measurements in fitness watches and smart rings. When you purchase through links on our site, we may earn ...

Heart failure affects approximately 6.2 million Americans, with numbers projected to rise as the population ages. Despite its ominous name, heart failure does not mean the heart has stopped ...