Also, the gaslighting by drs is real and dangerous. Find a good one. They are out there!! Many actually. Drs dont have info on longcovid. Go to Bateman Horne Center site. There is a guide for ur physicians, a daily chart u can complete and tracking # of hrs with ur feet on floor is important for ME/CFS diagnosis. Ten Minute NASA test can be done easily in office for orthostatic intolerance diagnosis. There is also a guide that can be added to ur chart in case u need to go to ER. It spells out exactly what they need to look for and how they can help u.