Hydrotherapy is the oldest, safest, and most inexpensive way to treat common ailments. Hydrotherapy makes use of physical properties of water for treatment. They buoyancy of water helps reduce the effect of gravity, thereby utilizing less enetrgy for performing movements. Hence, people suffering from painful joints or muscles, can perform simple exercises more easily in water than outside. Apart from this, the hydrostatic pressure of water promotes better blood circulation imparting a sense of well being.