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.
In the season seven premiere (Closure, 7x01), Jack has been replaced by Special Agent Clark Medina (played by Steven Weber). Jack was offered another job and considered taking it, but turned it down. A few episodes later, Clark gets Jack his job back before leaving for a better job.