Podcasts › FRIED. The Burnout Podcast
The Brain on Burnout: New Science, A Correction, and Why You're Not as Far Gone as You Think
What's in this episode
Cait opens with something rare: a public correction. She has been telling audiences for years that the hippocampus shrinks during burnout. New research says it doesn't. And that changes a lot. In this solo episode, Cait walks through a landmark August 2025 review of 17 MRI studies to give you the most current picture of what burnout actually does to your brain. The result is not what you might expect. It's more specific, more vindicating, and more hopeful. Key Topics Covered • How burnout is neurologically distinct from depression and PTSD • What actually happens to the amygdala during burnout (it grows, and women are hit harder) • The prefrontal cortex thinning and what researchers call 'neuroflexibility failure' • The brain's effort/reward calculation system and why everything feels too expensive to do • Rich club networks, real-time communication breakdown, and the sinkhole analogy • The insula and the 'emotional dissonance paradox' around empathy in burned out nurses • The hippocampus correction: why the memory problems in burnout are functional, not structural • What the research says actually heals the burned out brain Cait Donovan has been telling audiences for years that th