However you do it, what makes HIIT work is the intensity. You’re going hard – typically as hard as you can – for a short ...

Treadmill HIIT workouts boost metabolism, improve heart health and help you lose weight. Try these low-impact high intensity interval walking and running workouts.

Do you even know what HIIT stands for? We have the answer to that—and a whole list of pulse-pounding workouts.

High-intensity interval training can help overall fitness and athletic performance. Here's the best HIIT workout for runners.

HIIT is unique in that it's a surprisingly effective workout while requiring only a minimal amount of time.

What is LISS cardio and how often should you do it? Here's how to strike the right balance to achieve your goals.

Which is better? The 2008 Physical Activity Guidelines for Americans released by the Department of Health and Human Services recommends that adults age 18 to 64 engage in at least 2.5 hours of ...

HIIT effectively improves health outcomes in obese teens, enhancing fitness and metabolic health while reducing body fat and ...

What does HIIT actually mean? We break down what high intensity interval training does for your workouts—and how to plan to use them to improve cardio health.

New research suggests Sprint Interval Training or SIT is better than HIIT. SIT burns more fat and builds more muscle in less time. Studies show SIT leads to greater fat loss compared to HIIT and ...

With any cardio exercise, 150 minutes a week is a great baseline, so you can break that up however you want. Dancing for about 30 minutes a day, five days a week, is optimal. It's also a good idea to ...

Patients with IA may benefit from HIIT, which was linked to improved cardiorespiratory fitness without worsening disease activity.