Could be Parkinson’s. And could be that the Dims are looking for any excuse to move Biden to doing basement campaigning again. Either he’s not sick and they’re making up an excuse to hide him, or he’s sick enough for them to utilize it (never let a crisis go to waste).
My first thought was, he’s chicken poop.
Trump got shot....
Like a beach goer after a shark attack, you might not want to go into the water. He’s afraid of appearing in public now.
I’m sure his “the right wing is gonna get me!” mind set decided to make up an excuse to not show up in public.