Generally speaking, the causes of fever and dizziness in children include the following: 1. Symptoms caused by children suffering from colds and flu, after children suffer from severe colds, they will often cause fever, dizziness, and even headache, weakness and a series of other symptoms, which can be given to the children in time to test the routine blood test as well as influenza A virus, influenza B virus nucleic acid. If it is diagnosed to be caused by influenza virus, it can be treated with oseltamivir granules, etc. 2. Symptoms caused by encephalitis in children, encephalitis in children often causes fever, dizziness, often accompanied by projectile vomiting, severe headache, etc. It is possible to do lumbar puncture and cranial CT in time to assist in the diagnosis of the child.