Free Strong by Zumba Workouts
4 Strong by Zumba Workouts You Can Do at Home — and They're Only 7 Minutes!
2
I was surprised how this short ab session made me pleasantly sore the next day. The workout is done on the floor with a few crunch variations, include reverse crunches. With the addition of V-sits and twisting exercise, you hit the abs from all directions.
Find the workout here: Abs + Core Workout