At long last, President Joe Biden has undergone a thorough physical exam, and the detailed White House report ought to end the frequent insinuations from some critics that the nation’s oldest president is not up to the job. But it probably won’t, given that he does show some signs of his age. “President Biden remains a healthy, vigorous 78-year-old male, who is fit to successfully execute the duties of the presidency, to include those as chief executive, head of state and commander in chief,” concluded Kevin O’Connor, who has been his primary care physician for 13 years. The report didn’t...