There are exactly five things that you 100% haven’t dreamed of. And science already knows why

He dream world It has its own rules. It is a place where the impossible seems to be the routine, but, paradoxically, some of the most mundane tasks in our lives become impossible to appear in our dreams. And this is something that can cause us many questions about why we have not dreamed of some specific things.

The examples. We warn you that this is something that can break your head, because the question is obligatory: have you ever tried to read a text in a dream? (if you remember) o Have you taken out your phone to discover an incomprehensible interface? All this is not a coincidence, because in reality there are some things that we can never dream like we all expected (even if they are very real dreams).

It has an explanation. science has several reasons in his lap to convince us why elements of modern life such as the smartphone or computer interfaces have little place in our dreams. Everything focuses on the fact that during the REM sleep phase the activity in the prefrontal networks of the brain are greatly reduced. And it is precisely here where executive control and language are ‘stored’.

In this way, if during sleep these neurons are ‘asleep’, then we will not be able to read a text correctly or even hold a smartphone in our hands.

When we sleep, it seems that we don’t want to work or be using our cell phone. This is because in this time range the activity of the limbic area, related to the emotional and visual part, is triggered. This results in the content of dreams leaning towards the associative, visual and emotional, rather than tasks that require a great analytical focus such as operating a complex interface.

In this way, the material of our waking life is not literally copied from dreams, but rather is integrated in a selective and transformed way, prioritizing emotional charge over functional fidelity.

The nightmare of reading. The same neurocognitive principle that we have seen is the one that explains another of the best-known phenomena: the inability to read texts stably. What is basically caused is that the characters literally ‘move’ or distort because the language networks are not being stimulated as much.

This applies equally to numbers, mathematical calculations, or the simple task of looking at the time on a digital clock. Stimuli that require fine symbolic precision tend to become illegible or change constantly. Although some studies with lucid dreamers have shown that basic operations can be performed under experimental conditions, outside the laboratory, the stability of the symbols is almost non-existent.

No smell or taste. While sight and hearing dominate the dreamscape, other sensory modalities are virtually absent. Systematic studies based on sleep diaries are consistent in showing that olfactory and gustatory experiences are extremely rare.

Figures put its occurrence at approximately 1% of all dream reports. Even in laboratory experiments where the olfactory environment is manipulated during the night, most participants do not report smelling anything in their dreams, reinforcing the idea that chemical senses are a rarity in this state.

The mirror. It is another quite common phenomenon in dreams: seeing yourself reflected in the mirror is something almost impossible to achieve. In dreams, this is generated predominantly “top-down”, that is, from the brain networks themselves and with very little or no sensory information from the outside.

Because of this, high-resolution details, such as a reflected face, text, or an interface, tend to morph or distort as soon as we try to examine them closely. Visual stability is not the norm.

The ancestral content. In stark contrast to the absence of cell phones or books, there is one type of content that seems to be overrepresented: threats. Dreaming about being chased, falling, facing dangers or even elements such as storms or snakes is extremely common. And on many occasions we remember it perfectly because we have precisely woken up at the moment sweating or with our heart pounding.

This supports the known “Threat Simulation Hypothesis” (TST), proposed by philosopher Antti Revonsuo. This theory suggests that dreams could have an evolutionary function: serving as virtual “training” to rehearse how to respond to danger in real life. However, the scientific literature itself indicates that this hypothesis, although plausible and supported, is also the subject of debate and presents mixed results when compared between different cultures and environments.

Images | Shane

In Xataka | Years ago we discovered that our ancestors’ dreams were not like ours. There are now thousands of people trying to introduce biphasic sleep into their lives.

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