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 ...

Is it just showing up, or how hard you muscle it out? Sports science research studying American adults is proposing an answer ...

A new study found that increasing brisk physical activity may help significantly decrease the risk of cardiovascular disease. Brisk activity (such as running or speedwalking) may provide more benefits ...

High-intensity training is generally characterized as a training style that involves periods of exercising intensely with an elevated heart rate alternated with recovery periods. It's typically done ...

KXAN (American Heart Association) – Jog for long enough or engage in just about any physical activity that gets the heart pumping – and the result can be a feeling of euphoria commonly known as a ...

WHO data from 2022 show that roughly 31% of adults worldwide, around 1.8 billion people, failed to meet recommended physical ...

People who’ve had a stroke might worry about pushing themselves hard at the gym. New research suggests high intensity interval training (HIIT) can do more to improve fitness than moderate-intensity ...

If you’re wondering how to stick with your favorite workout but make it more intense, the “talk test” might be your answer. The talk test is a way to measure relative intensity of an activity, and it ...

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 ...

SAN ANTONIO — Orangetheory Fitness fans are preparing for a big upgrade to the way they track personal workouts in San Antonio gyms. Orangetheory is a high-intensity interval training class that ...