Fever in adults | NHS inform - adult high fevers

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When Is a Fever Dangerous? High Fever Warning Signs | UPMC adult high fevers


Having a fever is a sign that something out of the ordinary is going on in your body. For an adult, a fever may be uncomfortable, but usually isn't.

Fever is part of your body's defense against infection-causing germs. By itself, fever is usually harmless, though a high fever can be miserable.

A fever is a body temperature of F or greater. Read about causes of fever in adults, symptoms, treatment, medications that may cause fevers, and different.