FILE - This 1924 file photo shows Woodrow Wilson. Wilson was at talks in Paris on ending World War I when he fell ill in April 1919. His symptoms were so severe and surfaced so suddenly that his personal physician, Cary Grayson, thought he had been poisoned. After a fitful night caring for Wilson, Grayson wrote a letter back to Washington to inform the White House that the president was very sick. (AP Photo, File)
WASHINGTON — Throughout American history, an uncomfortable truth has emerged: Presidents have lied about their health.