Though he admitted to ABC's Barbara Walters he's "more than a little" overweight, when asked if his size could hinder his ability to run for the White House he said "I don't know what the basis for that is."
"I've done this job pretty well, and I think people watched me for the last number of weeks in Hurricane Sandy doing 18 hour days and getting right back up the next day and still being just as effective in the job, so I don't really think that would be a problem," he said.
The county's largest president, William Howard Taft, weighed in at more than 300 pounds, and in a now-infamous anecdote, had the White House bathtub enlarged after getting stuck.
Asked by Letterman whether he'd decided on whether to make a bid for the White House, Christie said he was "nowhere near making that decision."
"I have think anybody who tries to plan at politics that far in advance is crazy, because the world's changed, your life changes," he said, adding that in 2012 his entire family was against him running for the White House.