Patients with breakthrough infections exhibited a higher prevalence of pre-existing conditions such as anxiety, depression, and organ-specific comorbidities
” does this mean people with these pre-existing conditions were more susceptible to infection after vaccination?!

Seems to me that microglia is also activated. There might be no increased staining in IBA-1, the cell body certainly looked out of shape of a normal microglia, based on my own limited experience.

“His brain was diagnosed as having chronic traumatic encephalopathy (CTE) - a form of degenerative disease dementia which is believed to be caused by repeated blows” the role of repetitive concussions, even sub threshold mild concussions, cannot be over emphasized for athletes!

The answer is obvious now after five years of research.