Just 6 minutes of cardio? Yes indeed! It’s 45 seconds of work and 15 seconds of rest for the whole 6 minutes! This is great when you’re pressed for time but still want to get in a great cardio workout. And you can do it anywhere. All you need is an aerobics board. If you don’t have one, you just need something elevated and sturdy you can do the steps on. Here we go!