It seems like something neurological, for sure. I agree that it’s too off and on to look like a stroke. It seems like something that strikes with a ‘brain storm’ at certain times. Maybe Parkinsons can be like that in the early stages, I don’t know. It could be that Parkinsons disease is more variable than I know, too. I’m not an expert.
Some of what she evidences shows mid stage Parkinson’s if it’s the medication causing her bobbing head....a side affect after long term use.
At any rate they’ve got just 54 days left to pull off this charade...they may very well continue to “excuse’ her successfully enough to get her to the finish line....which is all the demorats care about.