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.
The abdominal muscles are one of the first things that the judges notice on a contestant during swimwear. According to Fitness Magazine, strengthening your abs will also improve your balance, which will help you to walk and pose with confidence on stage.