Can you make those kinds of movements voluntarily? I think it would be difficult... and if she were, in fact, intentionally doing that, it would still raise questions of her fitness for the presidency. She was being asked about her choice for VP—what on earth could possess her to do something so inappropriate at that moment?
It wouldn’t be the first time medical conditions have been hidden from the public:
http://www.healthline.com/health-slideshow/diseases-of-presidents#12
I’m not so quick to write this off. If memory serves, I don’t believe we ever received Bill Clinton’s full medical record.
Then there’s the coughing fits, the full time doctor who travels with Hillary, the concussion, the blood thinners due to clot, Huma Abedin’s comments about Hillary tiring and confusion.....