If you have hives, you can eat pork dumplings if your condition does not worsen. Urticaria is caused by allergic factors and infectious factors, allergic factors among the common food is mainly fish, shrimp, crab, shellfish, beef and mutton, etc.. There can also be some parts of inhalation, such as pollen, dust, contact with things, as well as bacterial infections, viral infections, parasitic infections, can cause urticaria. Therefore, in life to figure out the causes of hives, in the diet above does not necessarily have to avoid a lot, to observe. If you eat a substance that is aggravated, do not eat this thing again, about 1-2 months, if not aggravated, you can continue to, take.