"Uncovering the Brain's Fear Switch: Turning Off PTSD Responses"
TL;DR
Scientists at UC San Diego have discovered a neural mechanism in the brain that sustains fear in individuals with PTSD, leading to a generalized feeling of fear even in safe environments. By studying lab mice and postmortem human brains, they identified a neurotransmitter switch in the brainstem that allows for this generalized fear to persist. Injecting mice with a harmless virus to stop this switch and administering Prozac after a stressful event both appeared to halt the fear response. This research provides insights into potential interventions for PTSD and related disorders.
Topics:healthhealth-and-science#brain-mechanism#fear-response#health-and-science#neuroscience#ptsd#uc-san-diego
- Scientists Discover "Switch" That May Turn Off PTSD Fear Response Futurism
- Scientists Discovered a 'Fear Switch' in The Brain, And How to Turn It Off ScienceAlert
- How Fear Unfolds inside Our Brains University of California San Diego
- Don't panic, generalized fear is a switch of neurotransmitters BioWorld Online
- Fear arises from chemical changes deep in the brain EL PAÍS USA
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