You glance at your heart rate monitor during a tough run and an unusually high number jumps out at you. Should you be excited or concerned?

As a lifelong health and fitness enthusiast with 15 years of experience, Rachel MacPherson is passionate about cutting through fads and noise. Her aim is to clearly communicate health information with ...

The biggest upgrade for fitness is of course, the heart rate sensing. Thanks to new sensors, the AirPods Pro 3 can measure ...

Contemporary research in heart rate control and prediction during exercise addresses the dual challenges of accurate measurement and precise regulation of cardiovascular responses under varying ...

If you wear a Fitbit, Apple Watch or a similar wearable while working out, you already know that you have a useful tool right at your fingertips. One especially helpful feature wearables like these ...

Walking is one of the best forms of exercise you can choose, but in order to be beneficial, you have to walk fast enough to ...

A good resting heart rate depends on your age, gender, level of physical fitness, and overall lifestyle. Here's what you need to know.

Heart rate variability typically decreases during stressful situations, although the heart rate increases. Managing stress levels can mean a more variable heart rate. Exercise and relaxation ...

Exercise has long been recognized by clinicians, scientists and public health officials as an important way to maintain health throughout a person’s lifespan. It improves overall fitness, helps build ...

Men needed to do roughly nine hours of exercise to see a 30% reduction in their heart disease risk – while women only needed ...

Men may need nearly twice as much weekly exercise as women to achieve the same heart health benefits. A large study found that women achieved greater reductions in cardiovascular disease risk and ...