Some popular abdominal workouts are the crunch, Plank and Sits-up. When done correctly, they works all of the abdominal muscles, but especially the rectus abdominis…
View More Frequently asked questions | Crunch | Plank | Sits-upTag: Crunch
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| plank | sits-up | knee high crunches | sits-up twist | superman|
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| crunch | Side bands | Vertical leg lift | Forearm plank | Bridge exercise | Side plank | Cobra pose |
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