It is mainly caused by exogenous pathogenic wind, cold and dampness that obstruct meridians; or by asthenia of kidney qi and malnutrition of meridians; or by trauma, sprain, contusion and stagnation of qi and blood in meridians.
Location cupped and methods:
Acupoints selected: Qishu, Shenshu (BL23), Dachangshu (BL25), Zhibian, Yinmen, Weizhong (BL 40), Chenshan, Huantiao, Fengshi, Yanglingquan, Xuanzhong (GB 39)
Mothod: you should use the cupping cups to suck the above acupoints for 10-15 minutes once a day or every two days.