Mind

Bizarre Fever Dreams Are Common, But Science Hasn't Figured Out Why

Science can’t yet explain why we have such weird dreams when we’re sick.

By Avery HurtAug 26, 2022 2:00 PM
Sick child sleeping
(Credit: DimaBerlin/Shutterstock)

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The COVID-19 pandemic had a documented effect on people’s dreams — even in those who didn’t contract the infection. But simply having a fever, no matter the underlying cause, has long been known to cause bizarre dreams.

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