Fitness trackers and smart watches are widely popular wearable devices that measure several types of health metrics, including step count, calories burned, sleep quality, Vo2 max and heart rate.

Whether brought on by stress, physical activity, or an extra cup of joe in the morning, most of us have all felt our heart rate quicken at one time or another. However, a lower resting heart rate ...

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 ...

If you're a lifelong powerlifter or bodybuilder, there's a good chance you're more concerned about growing your glutes, carving your core, or building your biceps than boosting your VO2 max. But for ...

You (probably) know how old you are. But do you know the functional age of your heart? That number isn't quite as simple as counting the number of birthdays you've had. 🩺 SIGN UP for tips to stay ...

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 ...

Whoop is a top fitness and health tracker – and one of my favorite devices at Wareable. But if you want to check your heart rate, it can be a little hard to find. I’ve been using Whoop for years – so ...

When it comes to heart health, most doctors will tell you the more information, the better. The good news is that the Apple Watch you have strapped to your wrist has several tools to help you keep ...

When you work out, your heart beats faster, especially if you are exercising for an extended period of time or at a higher intensity. This helps your heart pump blood to your muscles so they can do ...

Your heartbeat can provide valuable clues to help you stay well. Here’s what top cardiologists want you to know about it.