How does the darling of 4 months old have a fever to do a bit

4 months old baby has a fever. If the temperature is below 38.5 degrees Celsius, you can give the baby a fever-reducing patch, or use a towel wrapped in ice for cold compress on the forehead, or warm water bath. You should regularly measure the baby's temperature. If it exceeds 38.5 degrees Celsius, take the baby to see a doctor in time.