The body posture of aerobics is established according to the standards of modern human body and behavioral beauty. Under normal circumstances, the human body maintains a natural upright position during exercise, with its head slightly raised, and the cervical, thoracic and lumbar vertebrae should also stand upright while maintaining normal physiological curves. Straighten out as much as possible and bend at a clear angle. Cervical spine jacking technology refers to the control technology of body posture when competitive aerobics completes the whole set of movements.