The contraindication of ginger water foot soak is not clear. Ginger is a medicinal food, pungent in flavor and warm in nature; it belongs to the lung, spleen and stomach meridians. It has the functions of relieving cold (removing cold from the surface of the muscles), warming the stomach and stopping vomiting (treating vomiting caused by stomach cold by warming the spleen and stomach), warming the lungs and stopping cough (stopping cough by warming the lungs), and detoxifying. It is mainly used for treating wind-cold cold, stomach-cold vomiting, lung-cold cough, and also detoxifying fish and crab. Note, heat and Yin deficiency of internal heaters should not take ginger. Ginger water foot soak has no special effect, equivalent to warm water foot soak, can relieve fatigue, promote the flow of blood in the feet. Ginger water foot soak if there is discomfort suggests timely discontinued, timely medical attention.