For children younger than 3 years, rectal temperature is a gold standard to check for temperature changes in the body. If the rectal temperature increases to 38 degrees Celcius, it is considered a fever. If the baby is immunocompromised, this type of temperature measuring system is not recommended as it can cause bacterial infestation.
Fever in Babies: When to Call the Doctor
When babies have a fever, it can be traumatic for the parents. This article deals with how to take care of a baby with a fever and when to seek medical help.

Rectal Thermometer - Usage and Interpretation of the Readings
A rectal thermometer is a device that is inserted into the baby’s rectum to check the body’s internal temperature. Read further to know more.
