I ditched cardio for HIIT workouts for 30 days. The shocking results transformed my fitness, energy, and body. Discover all ...

High-Intensity Interval Training (HIIT) is more than just a fitness trend; it’s a lifestyle change that offers immense health ...

High-intensity interval training: HIIT workouts require a mix of protein and carbs for recovery, plus stress management ...

When I was given the opportunity to try out the Women’s Health Flex Challenge, it seemed like a great place to start. The challenge is a 28-day customizable workout plan, with follow-along video ...

If you’re interested in accelerating your running speed and covering further distances, you’ll probably want to know about SIT or sprint interval training. The post SIT or sprint interval training is ...

Because the best HIIT workouts aren’t meant to last longer than 30 minutes or so, they’re mega efficient for honing your muscles. No gym? No sweat. (Actually, there will be lots of sweat.) ...

A good rule of thumb: you should not be able to talk and work out simultaneously during a well-programmed HIIT workout. Here's an example of a basic HIIT rowing workout. Total time: 12 min.

HIIT WORKOUTS DEMAND that you give your all. You might find that you have a hard time pushing to your limits on your own—so you'll get closer to achieving your goals when you have a world class ...

HIIT WORKOUTS DEMAND that you give your all. You might find that you have a hard time pushing to your limits on your own—so you'll get closer to achieving your goals when you have a world class ...