Cold, in contrast, stimulates and invigorates, increasing internal activity. If you are experiencing tense muscles and anxiety from your stress, a hot shower or bath is in order. If you are feeling tired and stressed out, you might want to try taking a warm shower or bath followed by a short, invigorating cold shower to help stimulate your body and mind. When you submerge yourself in a bath, a pool, or a whirlpool, you experience a kind of weightlessness. Your body is relieved from the constant pull of gravity.
Water also has a hydrostatic effect.
It has a massage-like feeling as the water gently kneads your body. Water, in motion, stimulates touch receptors on the skin, boosting blood circulation and releasing tight muscles. Indications Hydrotherapy and hydrothermal therapy are chiefly used to tone up the body, to stimulate digestion, the circulation, and the immune system, and to bring relief from pain. Description of indications are given under individual method used. Water seems to have special powers in getting rid of stress and rejuvenating our body.