Looking for a quick workout or an easy cardio challenge? A bit short on time, but need to get your butt in gear? SkinnyMs. has the HIIT challenge solution for you! This high intensity interval training challenge takes only five minutes of your precious time. That’s right, only FIVE minutes!

And all you need is yourself, some dumbbells, and an interval timer (Gymboss is a free app). You can do it! Imagine how great you’d feel if you did it every day.