Hydrotherapy is the use of water at various temperatures and pressures as a therapeutic tool, a practice that has existed for thousands of years. Types of water include hot, cold, steam, liquid and ice. Modern techniques include ice or freezing water, spa baths, high powered jets, hot and cold baths and saunas.
Hydrotherapy using heat is used to relax the body and is recommended for tense muscles or anxiety. Cold is used to invigorate the body and mind. Hydrotherapy is an accepted and proven aid in the treatment of many conditions, from arthritis to varicose veins, and in physical rehabilitation.