The heat of the stones is beneficial especially for those who have arthritis. Reflexology is a natural healing art based on the principle that there are reflexes in the hands, feet and ears that correspond to every gland, organ and part of the body. Through application of pressure on these reflexes, reflexology relieves tension, improves circulation and helps promote the natural function of the related areas of the body. There are no contra-indications. Reflexology provides some measure of benefit to all.