Designing for cognitive accessibility: Where to begin

Don't limit your userbase
Digital accessibility enables people with disabilities to independently use websites and technology.
Accessible design often focuses on people with vision or hearing disabilities. Designing for cognitive accessibility (COGA) rarely receives as much attention, but is equally important.
https://thenextweb.com/growth-quarters/2020/04/06/designing-for-cognitive-accessibility-where-to-begin/