1, diabolo is a sport accomplished by clever coordination of limbs. When hands shake diabolo to do all kinds of tricks, the shoulder joints, elbow joints and wrist joints of upper limbs, hip joints, knee joints and ankle joints of lower limbs, as well as cervical vertebrae and lumbar vertebrae all have different degrees of movement, so shaking diabolo is helpful to people's health.

2. Yo-yo is not only a sport, but also the most difficult and ornamental hand sport in the world.