Neurodivergence is exactly what it sounds like, a divergence from the norm in neurological functioning. The term is often used to describe people that are on the autism spectrum, though there is actually a wide spectrum of neurodivergence. My many illness almost all fit into this category. My PTSD, Depression, spasms, tremors and migraines all are neurological divergence in functioning. It may be surprising for you to learn that "high functioning" autism is regularly misdiagnosed as PTSD. Migraine sufferers and autistic people share triggers, and reactions to those triggers. My issues with sensory input when I have a migraine are identical to some aspies under stress. When pushed, I stim automatically. (Stimming is on a spectrum as well, for me it's often flapping my arms, it moves up to hitting myself in the head. It is a variety of physical reactions to the triggers.) My sensory input issues have been really bothering me, and making it hard to focus. I can