Fitness is a kind of exercise without physical confrontation, which pursues physical health, so it pays more attention to the increase of muscle circumference and the depiction of muscle lines.

Sanda is a highly antagonistic fighting sport, which requires good physical strength, explosiveness, coordination, flexibility and endurance. If muscles surround, it will affect the flexibility of the body to a certain extent, which is not conducive to the exertion of Sanda technical movements, while increasing the burden on the body and reducing the attack speed and endurance.

Therefore, compared with Sanda, fitness pays more attention to the circumference of muscles and the beauty of lines, while the latter pays more attention to the explosive power, endurance and fighting ability of muscles. Simply put, fitness pays more attention to the outside of muscles, giving people a kind of beautiful sensory enjoyment, while Sanda pays more attention to the inside of muscles, which is more practical in the process of fierce fighting.