Summary: During sleep, the brain resets memory by silencing specific neurons in the hippocampus, allowing for continuous learning without overloading. This process, crucial for memory […]
Tag: PTSD
Why PTSD Patients Relive Highly Charged Fear Memories in Sleep [W[R]C]
Summary: In people with PTSD, during REM sleep norepinephrine and serotonin levels remain high, reducing the brain’s ability to inhibit fear-expression neurons through neural rhythms […]
Shining a Light on the Biological Origins of PTSD [W[R]C]
Summary: Study reveals heightened activity in the amygdala in response to seeing surprised or neutral facial expressions could be a biomarker for the risk of […]