Yep. Cases in point: Bill Clinton, Lyndon Johnson , Joe Biden, barsck obama, Hillary Clinton, Senator Wilbur Mills, Barney Frank that ran the call boy network from the House.
I follow all the royal news online and I was shocked. The Queen was photographed meeting the new lady Prime minister and ‘asking’ Liz Truss to form a new government which is one of her constitutional duties, so the media gave no hint that there was any problem health-wise.