By John Dodge

CHICAGO (CBS) — How does seven years in the White House affect the aging process of the president?

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Here is a comparison of then and now for President Obama, based on photos from his State of the Union speeches in 2010 (his first) and 2016 (his last).

President Obama at the State of the Union in 2016 and back in 2010. (Credit: Getty Images)

President Obama at the State of the Union in 2016 and back in 2010. (Credit: Getty Images)

President Obama gave is first official State of the Union speech on Jan. 27, 2010.

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He gave his final speech on Tuesday.

While not a State of the Union Speech, the president addressed a joint session of Congress in February, 2009.

Here is an image from that speech.

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President Obama speaks to a joint session of Congress in February, 2009 (Credit: The White House)

President Obama speaks to a joint session of Congress in February, 2009 (Credit: The White House)