PH level and microbiome balance & changes in inflammation in Long-Covid/ME?

Image generated with Midjourney by D. Troy Roach (28-02-2023) PH level and microbiome balance & changes in inflammation in Long-Covid? I am only at the beginning of this rabbit hole . I am still determining where it is going. All the things I am looking at might just be basic science that is boring for a microbiologist. I might also be wrong on many levels! However, even if it is wrong, it might lead to a glimmer of insight somewhere in the search for answers? A piece of the puzzle? Right now I just have a bunch of random points that seem connected but might not be... Therefore, I will just list the points to see if anyone can help me make any connections: 1. My confusion over the presence of "Silent" Reflux (GERD) among many people with Long-Covid led me to this webpage which talks about LPR ( https://www.refluxgate.com/pepsin ). 2. In LPR the "bad" guy is pepsin , not stomach acid per se. 3. PPIs are not an effective long-term solution for LPR. 4. Peps