What is the best flat stomach workout? Are you looking to achieve strong abs? If yes, this article is for you. Strong and firm abs are not only a beautifully toned stomach but also a guarantee of the health of the musculoskeletal system. The pumped muscle corset (core) has a beneficial effect on the spine, pelvis and legs. There are many flat stomach workout options for beginners and advanced exercisers. Flat Stomach Workout https://www.youtube.com/watch?v=rPPu5RqB_TU Regular…