Hello, ginger flavor is pungent and warm, you can use ginger water to soak your feet, you can remove the cold and dampness of the body. The cold hands and feet can be used, can warm the meridians. But usually hot Yin deficiency people are best not to use. Suggestions, if you are a cold constitution, we recommend that you pay attention to warm diet, eat less cold and cold food, pay attention to warmth, avoid cold, more fitness exercises, increase basal metabolism. The cold body will improve.