21 Days Plank Challenge That Tightens Your Belly

in health •  6 years ago 

21 Days Plank Challenge That Tightens Your Belly

Do you have problems with your belly shape? Are you still dreaming about having 6 packs abs? We have a solution for you. We bet that you have heard of the plank, haven’t you? We also assume that you underestimate the effectiveness of this exercise.

Unlike crunches, which are more common in abs workouts, the plank is a static exercise. However, this fact does not make it easier. What is more, the plank involves the work of a lot more muscles. The main emphasis is still on the upper torso.

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