Heart rate variability (HRV) measures the fluctuations in time between heartbeats. While it isn’t a health metric you need to overthink, HRV is an indicator of how well the body can adapt to and ...

In the last couple of Pez Toolbox articles, I have discussed the concept of Heart Rate Variability during rest, and how it can be applied to guide your training program – identifying when you are ...

Unless you’ve been living under a rock for the last couple of years, there’s a good chance that you will have come across the term heart rate variability (or HRV for short). Popularised by the likes ...

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 ...

Heart rate variability (HRV) is the variation in the time between two consecutive heartbeats over a specific period. Doctors may use HRV as an indicator for certain aspects of a person’s health, ...

That tension becomes especially clear with heart rate zone training, a popular five-tier system that endurance athletes use ...

Thanks to wearable devices, you can use all sorts of metrics to keep track of your health. You can check your weight, blood pressure, the number of steps you take, heart rate and more as you go about ...

Imagine if your Apple Watch could tell you which days were best for you to do a workout, and what kind of workout you should do. Well it can, sort of, thanks to a hidden feature that few people have ...

Your basal metabolic rate (BMR) reflects the calories you need to live with minimal movement. It can be confused with resting metabolic rate (RMR), which looks at calories with zero movement. You can ...

Your heart rate is the number of heartbeats you have in a minute. Your heart rate depends on what you're doing at the time. So, if you're resting or relaxed, your heart beats slower, and if you're ...