covid and me/cfs

https://www.reddit.com/r/covidlonghaulers/s/qRhpinHdEg Study finds long COVID hiding in the bone marrow in the cells that produce platelets. Could the same or a similar thing happen in cfs?

Overview The endothelium, a single layer of epithelial cells, lines the inside of blood vessels and plays a crucial role in various processes such as blood flow control and clotting. Endothelial dysfunction, i.e. impaired function of the endothelium, has been demonstrated both in long COVID and...