or HIIT, H-I-I-T. What we'll do is 20 seconds of an exercise, pushing as hard as you can, then taking 10 seconds' rest. We'll repeat that eight times, so the whole workout will take only four minutes.

Boxercise has been around since 1992, and it's picking up steam again. Level up your workout routine with this high-intensity ...

Watch this video to find out our experience and more. For most people, finding the time to exercise can be a challenge. HIIT offers a workout that can be completed in a fraction of the time.

HIIT workout obsessives, have no fear: this trend is in no danger of waning. Over 12k of you Google it monthly, and it's now ...