Normal people should not appear in the case of diarrhea, even if it is diarrhea it should not have much to do with foot bath. But if you soak your feet, put some Chinese medicine in the water, it may have a certain relationship with diarrhea. Because there are some Chinese medicine it through our skin mucous membrane absorption into our body, after a series of reactions, it will cause some adverse reactions or called side effects. So see if you are using some Chinese medicine in the foot bath, if not this diarrhea and foot bath is not related.