The Energy Concept in Traditional Chinese Medicine By Grandmaster Shou-Yu Liang and Master Wen-Ching Wu Medical Qigong is a compilation of effective preventive, healing, and strengthening exercises derived from a long history of the Chinese people's experiences as they struggled with nature. As early as the Shang Dynasty (1766-1123 B.C.) and the Zhou Dynasty (1122-249 B.C.), t..