The best exercises for a flat stomach What is it, if you want to tighten the abdominal area, these are four of the best exercises for tightening your abdominal muscles, the secret here is to maximize the contraction of the deepest abdominal muscles - the rectus abdominis, these are the muscles that "suck everything" and give your stomach a more appearance Agility and thinness, through this article we will highlight it.
