Do Hangovers Give You a Fever?

Although a fever isn't typically a symptom of a hangover, various types of changes in your body occur after drinking that can potentially lead to an increase in body temperature.

Is it normal to have a fever after drinking alcohol?

Fever during a hangover

There are a variety of mechanisms during a hangover that can cause fever after drinking. Fever during a hangover is often caused by severe dehydration and low blood sugar. Alcohol can also trigger an immune response, similar to an infection, that causes a fever.

Does a hangover raise your temperature?

During a hangover, your body temperature rises from the low body temperature you may have had when you were drunk. However, you may start to feel very warm. Excessive sweating after drinking alcohol may also take place.