New Jersey Gov. Chris Christie's weight has been in the news a lot this week, from a self-deprecating appearance on "The Late Show With David Letterman" to a showdown with an ex-White House doctor about how his life expectancy could enter into a hypothetical presidential run. If he does run in 2016, he will continue to share the spotlight with questions and jokes about his weight.
Over the past few years, Christie has addressed these jabs with a mix of honesty, humor and insistence that his weight does not get in the way of his work. Here are some of his responses: