now in most instances hives are not caused by contagious conditions for instance hives that are commonly caused by allergic reactions to foods or medications and allergies are not contagious stress related hives are not contagious either
Rice is bland, easily digested and also has a binding effect on the stool. However, the fiber in brown and wild varieties of rice may actually exacerbate diarrhea. The dietary objective during diarrhea is to eat foods that are bland and low in fiber, both of which are qualities of plain white rice.
Try eating plain, boiled potatoes, saltine crackers or unbuttered toast. While you may try to eat whole grains most of the time for their healthy properties, during a bout of diarrhea, switch to products made with refined, white flour, including pasta, white rice, white bread and pancakes.