The Science Behind Déjà Vu
![Feature image The science behind deja vu](https://healthsci.mcmaster.ca/wp-content/uploads/2023/07/the-science-behind-deja-vu.jpg)
This video highlights four different theories, or explanations by scientists considering its relationship to memory and neurological phenomena.
Have you ever experienced a déjà vu? Around 97% of people in the world experience a déjà vu at least once in their life. Déjà vu refers to a sense of familiarity for a novel situation and tend to decline with age, and are positively related to anxiety, stress, or neurological disorders. This video highlights four different theories, or explanations by scientists considering its relationship to memory and neurological phenomena.
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