7 Best YouTube Ab Workouts You Can Do On the Mat
No Energy, No Excuses — You Can Do These On-the-Mat Ab Circuits Without Even Standing Up
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It's called "Extreme Abs" for a reason — this workout is led by two Cirque du Soleil performers who are also NASM-certified personal trainers. Scared yet? It's seven minutes of nonstop burn, especially in your lower abs.