Thank you for pointing it out.
Finally!!! I have been saying for years PPS is (part of) ME/CFS.
I was laughed at by every doctor telling me "you have no medical credentials."
But, I have had all related symptoms since the age of 5 y old.
The 1934 Los Angeles County General Hospital epidemic is the first known recorded cluster outbreak resulting in what is now known as myalgic encephalomyelitis.