Anabolic therapies have been found to be useful in the treatment of numerous diseases and conditions, and their medical uses continue to expand. This work is a technical and comprehensive study of anabolic therapy, covering a wide range of diseases and conditions. Beginning with a description of anabolic agents, and their historical medicinal use, the author provides a rationale for the use of anabolics in treating sarcopenia, CST-induced and postmenopausal osteoporosis, hormone replacement therapy in women, osteoporosis and andropause in men; the autoimmune diseases ALS, Chronic Fatigue Syndrome, multiple slcerosis, rheumatoid arthritis, Sjogren's Syndrome, systemic lupus erythematosus, and systemic sclerosis; and a range of other applications.