Inflammation of the child’s throat and recurrent fever is due to the child’s upper respiratory tract infections, which can manifest as fever, such as rhinitis, pharyngitis, tonsillitis, especially tonsillitis, which is more common in children. In the case of infection, the tonsils are the organs of defense, equivalent to the portal, there are bacterial and viral infections, the tonsils may appear red, swollen, painful, and may also have a fever, so the tonsils are very important for the body’s immune organs. For children, respiratory infections are easily accompanied by inflammation of the tonsils, which can easily lead to throat inflammation and fever.