Jim Parsons says he felt "stressed" and "miserable" through much of The Big Bang Theory

Jim Parsons, who played Sheldon Cooper in The Big Bang Theory, has opened up about his mental health during the show's run, saying he felt "stressed" and "miserable" through much of his time on the sitcom. He made the remarks on the YouTube podcast All Out with Jon Dean. Parsons is currently appearing on Broadway in the musical Titanique.