If your baby’s head is hotter on both sides of the head due to fever, consider that it is related to the accelerated blood circulation of the whole body. When a baby has a fever, blood circulation increases throughout the body, and blood circulation increases in the head and face, especially in areas rich in blood vessels, and blood flow increases significantly, which may lead to the two sides of the head being hotter. If your baby has a fever and the sides of his head are hotter, it is recommended that you pay close attention to the changes in body temperature. Take the axillary temperature as an example, if the body temperature is below 38.5℃, you can reduce the fever by taking warm water baths and using antipyretic patches. If the temperature exceeds 38.5 ℃, but also follow the doctor’s advice to give ibuprofen, acetaminophen and other drugs symptomatic treatment. If your baby has a fever and the sides of his head are hot, it is recommended to go to the hospital to find the cause of the fever and treat the symptoms as well as the primary disease. If medication is needed, follow your doctor’s instructions.