The debate about how hard to push during exercise has persisted for decades, with fitness approaches swinging between high-intensity interval training and gentler, steady-state activities. However, ...

Everything you need to know about high-intensity interval training to help you hit the ground running in 2026—including a low ...

High-intensity exercise has many advantages, but it's not for everyone. Older people, people with chronic health conditions, and those with disabilities can't perform vigorous exercise. Low-intensity ...

A single session of high-intensity exercise can disturb the body's main stress hormone, leading to less activity after the workout, a lower body temperature, and weight gain, a new study of mice finds ...

High-intensity interval training (HIIT) is as popular as ever. Join the trend with these tips on what to wear, how to warm up, and more. No doubt you’ve heard the buzz about high-intensity interval ...

If you don't have a ton of time to exercise and want to make the most of the few minutes you're able to squeeze in, HIIT workouts are for you. There are minimal rests during HIIT workouts, and even ...

Olav Aleksander Bu, left, is a renowned coach to elite athletes such as Norwegian triathlete champion Kristian Blummenfelt (right).Courtesy of CORE/Santara Group Olav Aleksander Bu is an elite ...

If you had to pick the better runner — a sprinter or a marathoner — the answer would depend on the type of race. In a 200-meter race, the sprinter will have an edge over the marathoner, but if it ...

We all grow older. There is nothing we can do about that, but the quality of those years is within our control, as recent research has shown. After receiving a doctor’s approval to begin any exercise ...

Lindsey DeSoto, RD, is a nutrition writer, medical reviewer, and registered dietitian who helps clients improve their diet for health-related reasons. Her writing covers a variety of topics, including ...