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What Happens In The Brain During Déjà Vu?

What Happens In The Brain During Déjà Vu?

Déjà vu—the mysterious feeling you've already experienced something you're doing for the first time—is difficult to reproduce in a laboratory setting, and therefore hard to study. There are dementia patients who experience continuous déjà vu, thought to be caused by a damaged medial temporal lobe.

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Key Facts In This Video

  1. Déjà vu occurs most commonly between the ages of 15 and 25. 00:24

  2. The medial temporal lobe is essential for long-term memory, and houses both the rhinal cortex and the hippocampus. 00:46

  3. People with epilepsy tend to experience déjà vu more frequently. 01:16

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