Hydrotherapy involves the use of water for relaxation, revitalization and restoration of health. If used accurately, this therapy is highly effective in reducing pains. The properties of water are employed under therapy that acts as a powerful therapeutic medium. This therapy is known to passively and actively rehabilitate neurological, musculoskeletal, and cardiopulmonary conditions. Specific techniques are used by the therapists to eliminate or reduce pain and to enhance mobility by improving the muscle tone. The hydrodynamic property of water is used to exercise the body parts with or without equipments. The muscular strength is enhanced and joint compression is reduced by various techniques of hydrotherapy.