If your baby’s palm is warm, take care to measure the temperature. If the temperature is normal and there is no big problem, you can closely observe your baby’s physical symptoms, or you can measure the temperature 3 times a day and closely observe the changes in temperature. If it appears higher than 37.2℃, physical cooling measures can be taken. At the same time, pay attention to the child’s diet, do not let him eat high-calorie foods, such as all kinds of eggs, milk and tea, chocolate foods, which are likely to lead to the accumulation of heat, so that the fever in the palm of the hand is aggravated. It is also important to observe your child’s bowel movements. Smooth bowel movements can also lead to rapid excretion of heat from the body. Sometimes palmar fever is a pre-symptom of certain infectious diseases, so you can also go to the hospital for blood tests and C-reactive protein to determine whether the fever is due to infection with certain bacteria.