newestpersona

I believe the multiple concussions are related to the danger of bicycling in the city, which he also states he did. The appropriate question, then, is "Do you think the majority of the N people in NYC that commute primarily by bicycle have gotten a concussion while living there?"

His answer might well be yes.

Just to point out: I always find it shady when a paper uses an inert placebo / therapy as the control group rather than the current state of practice.

We'd ordinarily use at least - at least - an alpha-2 agonist like prazosin. Even going with just that would be malpractice-bordering conservative for severe PTSD.

Cranial nerves are often considered part of the brain. That includes olfactory n. (CN I).

More precisely, this paper addresses damage to the olfactory bulb as well as the olfactory nerve. That's not in the nose - that's part of the brain proper, without any ambiguity at all.