Increase of AMPA receptors associated with cognitive impairment of long Covid
pubmed.ncbi.nlm.nih.govRelated Reddit discussions:
https://www.reddit.com/r/science/comments/1nwaxar/new_study_...
https://www.reddit.com/r/cfs/comments/1nwdlss/study_finds_ab...
They mention L-Theanin as a possible way to mitigate. Found a review paper about it here[1].
Sounds interesting.