This is the 30 Day Waist Trainer Challenge. Forget wearing those silly waist trainers (which are basically modern day corsets) - this will help you tighten the muscle fibers of your own NATURAL CORSET! Your core! So easy to start, but gets harder as you g
30 Day Ab Challenge - Best Ab Exercises to Lose Belly Fat Fast Banish your stomach fat with this 30 Day Ab Challenge. This 30 day ab workout challenge is designed to strengthen your core and tone your stomach. Give this ab challenge a try.