Children’s fever is very common in life, fever to the child’s healthy growth has brought a certain amount of trouble, especially the child has recurrent fever, the situation is more serious, the next for you to introduce the specific causes of recurrent high fever in children. The child repeatedly fever or need to promptly find the cause, generally more common infectious diseases, including viruses, bacteria, mycoplasma and other infections may cause recurrent fever in children, the site of infection can be upper respiratory tract infection, bronchitis, pneumonia, urinary tract infection, gastroenteritis, etc., if the anti-infection effect is not good also pay attention to whether the rare pathogenic infections, such as tuberculosis infection. In addition to infectious diseases, there are also non-infectious diseases that can cause recurrent fever in children, such as Kawasaki disease, immune diseases, leukemia, etc. All of these can cause recurrent fever in children. For school-age children, attention should also be paid to pseudo-fever, as some children may take their temperature in some ways, such as putting the thermometer in hot water, resulting in a high temperature, which requires careful observation by parents and medical personnel. When children have repeated fever symptoms, parents should go to the hospital to take their children for some tests, and at the same time to ensure that the child is adequately hydrated, whether the baby has a fever or not should give the child more boiled water, you can also use some oral rehydration salts, which can help the child replenish electrolytes.