Donald Trump has been grappling with “lower leg swelling” as well as “benign” hand bruising but remains in excellent health, the US president’s physician said in a memo released by the White House. Citing the results of a recent examination, the memo from Dr Sean Barbabella said Trump “remains in excellent health, demonstrating strong cardiac, pulmonary, neurological and overall physical function”. The memo, dated Tuesday and released late on Friday, asserted the president is “fully fit to carry out all duties” of the presidency. Trump’s visit on Tuesday to Walter Reed National Military Medical Center was his third in 13 months and fourth in his second presidency. It was closely watched as the White House in the past year had to detail several of the president’s health conditions after pictures revealed at times swollen ankles, bruised hands and a blotchy neck. Trump is also the oldest person ever elected to the White House, and his 80th birthday is on 14 June.…