Why do some people seem full of energy while others feel constantly drained? Where does our vitality come from, and what causes us to lose it? In Keeping the Fire Alight, the third volume of The Yellow Emperor’s Classic for Modern Life, Fang Tianliang explores the ancient Chinese understanding of vitality, the balance of yin and yang, and the relationship between human life and the natural world. Drawing connections with modern health knowledge, this book invites readers to r