Progressive resistance exercise is a method of strength and muscle building which has been developed by trial and error methods and used by weight lifters for many years. The enormous muscle development which these men achieve is well known. The use of this principle in the treatment of pathological conditions was begun during World War II and has proved to be the most important advance in recent years in the restoration of injured and diseased joints to good function. It has also been very useful in building up muscles weakened by poliomyelitis and certain other neuromuscular diseases. This book offers for the first time, in a concise, well-organized, and complete form, about all that is known of this method as it is used in modern physical therapy.
The authors have used excellent judgment in giving a great deal of space to techniques, illustrating each in such a clear manner that