The muscle contracts 30, 000 times with high frequency and intensity, so aslo train and increase muscle density and volume. Contraction of muscle needs a large amount of energy supply, so the fat cells beside the muscle are also consumed, leading to natural apoptosis and effective reduction of fat thickness. Exercising the abdominal muscles, shaping the vest line / exercising the hip muscles, creating the peach hips / exercising the abdominal oblique muscles, and shaping the mermaid line..syi