A fever means you have a temperature of 38 degrees or above. Fever is the body’s normal response to an infection. These infections are usually caused by a virus, sometimes also by bacteria. Fever can also occur as a result of vaccinations. Fever does no harm and won’t hurt your baby. Fever will usually go away after a few days. The best way to measure a fever is with an ear thermometer. Temperature is best measured via the anus when using a normal thermometer. Body temperature fluctuates throughout the day. That’s why it’s recommended to choose one fixed time of the day to measure the temperature.
How your baby feels and behaves is more important to your GP than the level of the fever. A baby with a fever will often act completely out of character and you’ll just know something isn’t right.
Your baby may also have a febrile seizure as a result of the high temperature. Please refer to our page about febrile seizures.
Babies will often have the following symptoms:
This is what you can do yourself:
Do pay careful attention to the dosage if you give your baby paracetamol. The maximum dose depends on your baby’s weight and age. Please refer to the package leaflet for the maximum dose. Never give your baby more than the maximum dose.
You should always call your GP if your baby is younger than 3 months and has a fever.
If your baby is older than 3 months, you should call your GP if your baby has a fever AND one of the following applies to your baby: