Light And Its Rays : Kessinger Publishing : 9781161581379 : 1161581375 : 23 May 2010 : ""Light And Its Rays"" is a comprehensive guide to the healing powers of light and how it can be applied to the human body. Written by Dr. S. Pancoast, a medical doctor and expert in the field of light therapy, the book explores the various types of light and their effects on the body, including infrared, ultraviolet, and visible light. The book also delves into the history of light therapy, from ancient cultures who used sunlight for healing to modern-day medical practices. Dr. Pancoast provides practical advice on how to use light therapy for various ailments, including skin conditions, respiratory issues, and mental health disorders. The book includes detailed instructions on how to use light therapy equipment, such as lamps and lasers, and how to safely administer light therapy at home. It also discusses the importance of proper nutrition and exercise in conjunction with light therapy for optimal