According to the American Heart Association, you can get an accurate blood pressure reading by doing the following: Don't smoke, exercise, drink caffeinated beverages or alcohol within 30 minutes of the reading.
1 Tom Welling played a teenaged Clark Kent/ Superman in the long running television series Smallville which ran from 2001 to 2011.  Dean Cain played the famous superhero from 1993 to 1997 in the television series Lois and Clark: The New Adventures of Superman.
Clark Kent is the person, Superman the identity: With John Byrne's more assertive revamp of Clark Kent as well as Superman's greater grounding in Earth culture and humanity (as opposed to the everpresent Kryptonian heritage of the Pre-Crisis version), Superman is considered the mask and Clark the person.