So, you work in corrections. We have had at least 2 prior NT members who have suffered bad concussions from assaults as corrections officers. You have a different set of risks compared to a cop.

Sound can be a trigger. It is for many. PTSD can cause your symptoms. It can be triggered by sounds or other sensory stimulations. Many corrections officers struggle with PTSD in various forms. Concussions and PTSD combine synergistically.

What happened 4 years ago when you got 4 concussions in one year ?