Yale scientists have uncovered how the stress hormone cortisol helps the brain turn emotional experiences into stronger, longer-lasting memories. The discovery reveals that stress can reshape communication between brain networks involved in emotion and memory, potentially explaining why certain moments are so difficult to forget. Yale scientists discover how stress changes the brain to make memories stronger.
Com Stress does more than influence how we feel. It can also change what we remember, particularly when an experience is emotionally intense or personally meaningful. Scientists have long known that cortisol, a hormone released during stressful situations, can strengthen emotional memories.
What has been less clear is exactly how this happens inside the brain. Researchers at Yale University have now uncovered important clues. Their study reveals that cortisol strengthens emotional memories by changing how brain networks involved in emotion and memory function and communicate with one another.
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