A Hotema and Shelton book. This volumen includes health and natural healing in 26 lessons covering the subjects of animation, psychology, biology, pathology, pathoformology, pathogeny, pathonomy, threpsology (law of nutrition), orthotrophy (correct food), heliotherapy (sunshine healing), fasting, exercise, bathing, sexology, all phases of nature cure principles, causes of all disease, treatment of all disease, and rejuvenation. Shows how modern diet builds disease, how vaccination and inoculation cripple and kill, why medical institutions do not know anything about nutrition and disease.