Ever heard that planks are the way to get the enviable six-pack that so many people chase after? If you’ve never done planks before, after this exercise, you’ll see that there is a lot of truth to that statement.
The following article will explain why plank exercises work, what you need to know about this exercise, the best planks for flatten tummy, and what else you can do to keep your abs in shape.
HOW TO DO PLANKS FOR FLATTEN TUMMY
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