neuroinflammation
inflammation
microglia
Neuroinflammation and the Vagal Off-Switch: What Microglia Have to Do With Brain Fog
The brain has its own immune cells, and when they stay activated, the result is fatigue, fog, and mood change. The vagus nerve is one of the few levers that can quiet them.
By UltraSkool Research Team
Jul 4, 2026