If you’ve ever had the unsettling feeling you've done something or dreamt something before, you’ve probably experienced déjà vu. While some theories suggest it's a memory processing error, there are countless stories that show déjà vu hints at something supernatural in nature. Like a window into past lives or a glimpse at parallel universes…

For a full list of sources, please visit: sosupernaturalpodcast.com/the-unknown-deja-vu

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