This grey hair is the financial crisis, that one is from the war....

Heck, Obama started going grey during the campaign. A little stressed? Y'think?

It happens to all of them, of course — Bill Clinton still had about half a head of brown hair when he took office but was a silver fox two years later, and George W. Bush went from salt and pepper to just salt in what seemed like a blink of an eye.

But so soon? “I started noticing it toward the end of the campaign and leading up to inauguration,” says Deborah Willis, who, as co-author of “Obama: The Historic Campaign in Photographs,” pored through 5,000 photographs of the first head over the last year.

Read more at the NYTimes.com.