HIIT workouts generally range anywhere from 7 minutes to 30 minutes long. Most women may wonder if one can achieve anything in 7 minutes. After all, the norm is to spend 45 minutes or an hour on the treadmill.You’d be amazed to know that a 7 or 10-minute HIIT workout might actually burn more calories and fat than a 45-minute cardio session. It is that powerful. It’s not easy but it definitely delivers results.This report discusses all about HIIT.