As Dr. Engel emphasizes in this "enticing, well-referenced, [and] entertaining book" (Science), we can learn a lot about human health by studying animal behavior in the wild. Indeed, some of the natur
Nei Gong has been a well-kept secret within the Daoist sects of China for centuries. Based upon the original teachings of the great sage Laozi, it has only ever been taught to close students of the ma
