The President

Watch How The Presidency Aged Obama

If you've ever wondered how stressful it is to be president, Barack Obama's hair can give you a pretty good idea.

Watch How The Presidency Aged Obama
The White House / Getty Images
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The presidency takes a pretty big toll.

"Stop calling me old. ... When I came into office, I had no gray hair. Now I have a lot. I don't dye my hair, and a lot of my fellow leaders do," President Obama said.

This video includes Getty Images and music by MADS / CC BY 3.0.