Déjà Vu: supernatural phenomenon or brain deception?

Déjà Vu: supernatural phenomenon or brain deception? - 'I have the feeling this has happened before!' If you've said this phrase at any point in your life, you've probably experienced what is called déjà vu. But what is the explanation for this phenomenon? Something supernatural? Time traveling? Memories of past lives? Fruit of our imagination? Find out by clicking on the gallery!

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Déjà Vu in the cinema - In 2007, Tony Scott directed a film called 'Déjà Vu' starring Denzel Washington.

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Déjà Vu in the cinema - In the plot, Douglas Carlin - Denzel's character - has a difficult mission.

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Déjà Vu in the cinema - He must travel back in time to prevent a terrorist attack he had already witnessed.

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Déjà Vu in music - In 2006, Beyoncé released the song 'Déjà Vu,' which was part of the B'Day album. The song is about the heartache of trying to forget a past lover.

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Déjà Vu in real life - Many people experience this sensation in real life, although they do not travel through time.

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Past experience? - Sometimes you experience a situation for the first time, but you get the feeling that you have already lived it in the past.

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Origin of the word - The French expression Déjà Vu means 'already seen before.'

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Supernatural? - There are people who associate the phenomenon with some sort of supernatural experience.

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Past lives? - According to this theory, déjà vu could be an experience linked to past lives.

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Another life? - This theory says that déjà vu is a record on our soul of something that has already been lived in another space and time.

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Studies - But what does science say about this experience?

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Normal phenomenon - Scientists estimate that about 60 to 80% of people have experienced déjà vu.

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Scientific theories - The subject divides opinions in the scientific community.

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Did it really happen? - One theory says that déjà vu can happen due to the similarity of events or images of the past with the ones experienced in the present.

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Similarities - According to this theory, the stored memory would be associated with another similar episode, but not exactly the same.

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Brain - Another theory points to a small memory failure.

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Memories - The argument is that our brain stores three main types of memory.

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Sensory memory - Sensory memories are stored only for a short period of time and are then discarded.

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Short-term memory - Short-term memories last a few hours and then fade away.

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Long-term memory - And long-term memories can last for many months or years.

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Theory - For those who believe in the memory failure theory, the explanation is very simple.

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Past and present - According to the theory, the brain ignores short-term memory and associates the experience being lived with long-term memory.

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Another explanation - Another study carried out in the 1940s raised the hypothesis that déjà vu happens in stressful moments.

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Study - According to the BBC, psychiatrist Chris Moulin conducted studies with patients who experienced constant déjà vu.

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Constant past - According to the study, patients reported that they had experienced everything in the past.

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Doubt - But what would explain this?

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Answer - The answer, according to Moulin, lays in the brain itself.

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Atrophy - An atrophy in the temporal lobe, a brain region, could explain the phenomenon.

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Memory - This would make the mind immediately access the memory at the very moment it is being recorded.

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Déjà Vu? - There are still some unanswered questions about déjà vu. How about you? Do you feel you've seen a gallery like this before?

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