Gua sha Gua sha (刮痧; guāshā) is abrading the skin with parts of sleek jade, bone, animal tusks or horns or sleek stones; till purple spots then bruising address the region to which it is done. In TCM, the Lung channel corresponds to psychological grief and fear, which weakens https://trevor1p90c.sharebyblog.com/23781869/chinese-medicine-allergies-an-overview