It's a 'very emotional time for him and he isn't showing it,' said one doctor, also perceiving a 'lack of conviction' After President Joe Biden’s address to the nation Wednesday night, multiple doctors shared their opinions with Fox News Digital about his perceived health status based on his live speech. ... Dr. Marc Siegel, clinical professor of medicine at NYU Langone Medical Center and a Fox News medical contributor — who has never treated the president — noted that Biden seemed to be reading from a teleprompter on Wednesday night, as he often does, making it difficult for those watching...