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Bear Grylls//Digital Spy

You know the jokes. He's even made a few himself. Eight years in the Oval Office have not been kind to Barack Obama, at least with respect to the aging process. That's particularly true for his hair: It has gone from the dark fullness of youth to, well, old man gray. With his time in the White House winding down, the folks at healthtrends.com put together this GIF showing how the 44th president's look has changed from his earliest days to now:

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Bear Grylls//Digital Spy

Looks like he had a couple moody stages.

Who'd have thought losing a midterm election in a landslide was like puberty?

From: Esquire US