Eating crayfish is generally not recommended when you have the flu. Influenza patients already have a sore throat, lung heat and cough, etc., if the diet is not appropriate may aggravate the symptoms. Influenza patients’ diet should be easy to digest and light, should not eat spicy and greasy food, should not eat shrimp, crab, shellfish and other seafood. Crayfish grow in a complex environment, and its practice requires a large number of chili peppers, peppercorns, scallions, ginger and other ingredients, with a great deal of irritation. Influenza patients eat will stimulate the gastrointestinal and respiratory tract, but also on fire, it is easy to aggravate the condition of the body to cause greater harm. Therefore, influenza patients need to eat more green vegetables and fruits, you can eat lean meat, eggs, milk, etc., to replenish the body’s nutrients, to enhance their own physical fitness.