If you wear a fitness tracker, you've likely seen a stat labeled "HRV" pop up on your screen. But what does it mean, and does it matter? Short for heart rate variability, HRV has become a popular ...

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. As a ...

Add Yahoo as a preferred source to see more of our stories on Google. If you own a wearable fitness tracker, you’ve likely seen a category referring to your resting heart rate. As the name implies, it ...

Carley is a writer, editor and social media professional. Before starting at Forbes Health, she wrote for Sleepopolis and interned at PBS and Nickelodeon. She's a certified sleep science coach and ...

While certain health metrics such as your resting heart rate or cholesterol levels may change over time, age alone doesn’t provide a complete picture of your wellbeing. For example, you might assume a ...

Tracking key heart health metrics every day helps you understand how your lifestyle affects your cardiovascular system and empowers you to take proactive steps toward better heart health. Heart ...

Did you know there’s a number that might let you know how stressed you are, whether you have a cold coming on and how to get into the zone if you’re about to present at a big meeting? You can find ...

Your heart rate can say a lot about how fit your body is. Fitness coach Raj Ganpath has shared 4 parameters you can track to determine the health of your heart.