The health of a president can change the attitude of a nation -- or the course, if he dies. Take a look at how healthy some of our past leaders were.
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Larry Downing/Reuters
The inhabitant of this house, the leader of the nation, has sometimes been a man in excellent health; at other times, he's been someone with a constant need of doctors.
Before heading out to see Brad Pitt's latest film, the zombie action thriller "World War Z," join us for a look back at the three-time Oscar nominee's career so far.