What causes d!

Question: What causes d
Having a dream about the event first and then letting it actually happen causes deja vu. Most of the time when people wake up from a dream they forget it right away and that's why they have deja vu or just think that they have no dreams.Health Question & Answer

I think your brain falls asleep causing it to rewind, and then making it seem like you have been there and done that specific thing once before. That happened to me a couple of times!Health Question & Answer

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