Aren't there enough REAL, easy to authenticate deficits in the guy? Do they have to pretend they know something about medicine and assign a "possible" reason for something so freaking common we all do it? This could easily have been a catch in his back, his knee, his balance, or a dozen other reasons for his movement. Mini strokes don't usually manifest in the way she is describing. It detracts from her credibility that she would talk about such speculations.