In August, this often-silly presidential campaign became a medical theatre of the absurd. After Donald Trump campaign surrogates raised questions about Hillary Clinton’s physical stamina—and circulated photos of her propped up by pillows—she demonstrated her strength … by opening a pickle jar on late-night TV.Meanwhile, wild speculation about Trump’s mental fitness led New York Times columnist Maureen Dowd to imagine up an entire scenario where Trump is institutionalized post-election.