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
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
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