George W. Bush did. So did Bill Clinton. So why would President Barack Obama be immune? Yes, we’re talking about the rapid-aging reality of being president of the United States and how Bush, Clinton and now Obama all went from dark-haired to gray during their two terms in office. President Obama has shifted from his 2008 youthful, all-black “hope and change” hair to a salt-and-pepper “constant political gridlock” look in just five years. If history is any guide, he’ll be rocking a frosty Morgan Freeman look by the winter of 2016. Check it out.

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President-elect Barack Obama introduces his economic team during a press conference at the Hilton Hotel November 24, 2008 in Chicago, Illinois.

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President-elect Barack Obama takes questions from the press after introducing his economic team during a press conference at the Hilton Hotel November 24, 2008 in Chicago, Illinois. Obama named Treasury Secretary-designate Timothy Geithner, left, and Council of Economic Advisers Chair-designate Christina Romer, center, as well as National Economic Council Director-designate Lawrence Summers and White House Domestic Policy Council Director-designate Melody Barnes, both not pictured. 

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US President Barack Obama, left, speaks during a cabinet meeting at the White House in Washington, DC, May 1, 2009.

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US President Barack Obama speaks during a press conference in the Brady Press Briefing Room at the White House in Washington, DC on December 7, 2010.

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U.S. President Barack Obama greets the crowd after delivering remarks at the 20th anniversary of the Rev. Al Sharpton's organization National Action Network on April 6, 2011 in New York City. With about 19 months to go until the 2012 presidential election, President Obama launched his reelection campaign on Monday.  

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U.S. President Barack Obama speaks before signing a proclamation to designate Ft. Monroe in Hampton, Virginia, a National Monument in the Oval Office of the White House on November 1, 2011 in Washington, DC. The fort was used in 1619 by Dutch settlers to bring slaves to the colonies and used in the Civil war as a refuge for escaped slaves.  

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U.S. President Barack Obama walks from Marine One to the White House May 2, 2012 in Washington, D.C.  President Obama was returning from a surprise trip to Afghanistan where he signed a strategic partnership agreement with President Hamid Karzai, visited troops and addressed Americans from Bagram Air Base.

(Official White House Photo by Pete Souza)

President Barack Obama participates in a literacy lesson with students while visiting a pre-kindergarten classroom at Moravia Elementary School in Baltimore, Md., May 17, 2013.

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U.S. President Barack Obama meets with House Democratic leaders in the Oval Office at the White House October 15, 2013 in Washington, D.C. Negotiations between Congressional Republicans and Democrats and the White House continue as the federal debt limit looms and the partial shutdown of the federal government moves into its third week.