Ask An Explainer; About the Exhibit; How Things Fly Smithsonian National Air and Space Museum
The normal temperature inside your childâs body is usually around 37 degrees Celsius. Your child has a mild fever if their temperature is higher than 38 degrees Celsius. A high fever usually means more than 39 degrees Celsius.
Fever: Causes, Symptoms and Treatments. Fever (also known as pyrexia or controlled hyperthermia) is when a human's body temperature goes above the normal range of 36-37C (98-100F) - it is a common medical sign. As the individual's body temperature goes up, there may be a sensation of cold until the temperature plateaus (stops rising).