The issue: Many runners (particularly women) report that their fitness trackers tell them they’re exercising in a higher zone ...

Measuring your heart rate has long been established as one of the easiest ways to monitor your effort while exercising but, in recent years, heart rate variability has emerged as a new metric that can ...

Your inbox is about to become a better place. Sign up for exclusive content from our editors and never miss out on the best from the magazine and stylist.co.uk again. You might be training strength ...

If you’ve ever worried about your heart rate during exercise being too high or too low, you’ll want to read this. Your "heart rate zones" might be completely wrong. Not only are zones defined ...

Heart Rate training is a brilliant tool for building your aerobic base, but if your heart rate zones are set up incorrectly on your Garmin watch your workout data will be completely inaccurate. Your ...

After running her first half marathon, Stylist’s Amber Middleton started using her heart rate to train. It’s a great way of improving fitness and she found some added bonuses along the way. In the 20 ...

It turns out that blood pressure and your resting heart rate both often change over time ― average scores for both differ by age. The same goes for your physical fitness. There’s an “ideal” amount of ...