Science can’t yet explain why we have such weird dreams when we're sick.
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.
Called fever dreams, these images are often more vivid and unpleasant than ordinary dreams. And, according to the National Sleep Foundation, they’re also likely to be set in a bizarre,-like world that features such psychedelic elements as moving walls and melting objects.Fever dreams are difficult to study. But in 2020, dream researchers Michael Schredl of Heidelberg University in Germany and Daniel Erlacher of the University of Bern in Switzerland surveyed 164 people.
“Normal” dreams often feature interactions with people, while in fever dreams, people appear less often. Unsurprisingly, fever dreams are also more likely to feature health-related topics and a keen awareness of temperature.I am walking in a city that is situated in a valley, maybe Italy. […] Suddenly, a hot wind has sprung up. I do not know where I am and it is growing steadily hotter. I lost my shawl, and also my shoes; I feel the relatively cool cobble stones of the street.
Being chased by a giant ball of lava may seem a little extreme but other research has shown that dreams often incorporate bits and pieces of the waking experience. They call this the . So, if you’re burning with fever, dreaming of a lava ball is keeping with the concerns of your waking life.Schredl and Erlacher also raise the possibility that the cognitive impairment brought on by fever might contribute to the strangeness of dreams. “The basic idea is that the ‘over-heated’ brain is not functioning properly and therefore dreams are more bizarre,”
France Dernières Nouvelles, France Actualités
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