The Wave a stomach

Wave a stomach This vertical wave can become both from below upwards, and from top to down. A principle of performance for both variants the identical: this alternate reduction of muscles so-called "the top press" and "the bottom press". To feel the top press, it is necessary to lay down on a floor on a back, and to raise the case. Muscles of a stomach which will strain more are a top press. Now lower the case and raise feet a little. Feel, what muscles of a stomach work? It is the bottom press. Now try to address to the muscles in position standing. Rise and try to collect only muscles of the top press. Now - only muscles of the bottom press. It has turned out? Now by turns - top-bottom-top-bottom. Let the mirror will help you to make transition smooth, wavy.