Ginger plays a great role and is warm. As you said, it germinates and can be planted in the soil to make it grow more. This is another harvest. Of course, you can also go to bud and soak your feet. I suggest you soak your feet with ginger slices. It takes 30 minutes to soak your feet. Don't cool them with water. Automatic heating foot bath machine is the best.
Women with cold feet can soak once a day. Promote blood circulation. Women must reduce the chances of wearing shorts and skirts.