emotional memories

·February 8, 2023·6 min read

Why PTSD Patients Relive Highly Charged Fear Memories in Sleep

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 sent between the prefrontal cortex and amygdala. Those with PTSD require higher frequency rhythms to extinguish fear memories. Researchers say unlocking the higher frequencies via therapies could help to restore quality sleep in those with PTSD.

Featured Neuroscience Psychology

·January 19, 2023·6 min read

Why Do We Remember Emotional Events Better Than Non-emotional Ones?

Researchers identified a mechanism within the brain that tags information with emotional association for enhanced memory. High-frequency brain waves in the amygdala and hippocampus are critical for enhancing emotional memories.

Featured Neuroscience Psychology

·March 13, 2018·4 min read

Emotional Suppression Reduces Memory of Negative Events

Researchers report both implicit and explicit emotional suppression reduces connectivity in brain regions associated with encoding emotional memories.