Mud bath enthusiasts believe mud can be therapeutic for the skin, muscles, joints and mind. Mud baths have been around since ancient times. It is believed that mud baths have spiritual properties, relieve stress, joint pain, rheumatoid arthritis, and certain skin ailments. Draw out impurities from skin, exfoliate dead skin cells, Relax sore muscles and joints, Improve skin conditions, like eczema and psoriasis Relieve pain from rheumatoid arthritis. Some people use mud baths simply to unwind and relax.