But to understand it requires enough education and training that most individuals can’t participate. The difference between the medical knowledge of professionals versus uneducated individuals is huge, and I expect that many people suffer because, although someone knows how they could avoid or solve their medical problems, they don’t.

The average length of time between onset of symptoms and the diagnosis of celiac disease has decreased from 9 years for patients diagnosed prior to 1990 to 4.4 years for patients who were diagnosed after 1993

This is a relatively common disease that isn't terribly complicated to test for.