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The glymphatic system is a recently discovered pathway in the brain that uses perivascular tunnels made by astroglial cells to clear soluble proteins and waste and to move nutrients and signaling molecules around the brain. It works mainly during sleep and is much less active when we are awake, so…
This article explains that a brain network called the default mode network (DMN) supports self-related thoughts and autobiographical memory and helps form a stable sense of self. In people with PTSD, the DMN shows substantially reduced connectivity at rest compared with healthy people, and bigger reductions are linked with worse…
