(See photos of shirtless Paul Ryan and Mitt Romney below.)
Google searches for "Paul Ryan shirtless" soared in the hours after it was announced Ryan would be the GOP vice presidential nominee. The congressman is a known fan of P90X, a program the New York Times describes as an "intense 90-day workout routine and nutrition plan mixing elements of body-weight training, cardio, yoga and martial arts."
Mitt Romney shirtless (hat tip: BuzzFeed):
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This image obtained by BigGovernment.com shows Representative Anthony Weiner shirtless. Weiner allegedly e-mailed the photo to an unknown woman.
Rep. Chris Lee of New York abruptly resigned after the Gawker website revealed that the Republican had e-mailed this photo of himself to a woman he met through Craigslist. Lee, 46, is married with one son. He described himself in e-mails as a 39-year-old divorced lobbyist.
Politicians are rarely seen shirtless, but it's been known to happen. In August 2008, just three months before winning the presidential election, Sen. Barack Obama is pictured while body surfing in Honolulu.
Russian Prime Minister Vladimir Putin is famous for photos such as this one, taken during a fishing trip along the Yenisei River in 2007, while he was serving as president.
French President Nicolas Sarkozy relaxes during a 2008 vacation in Cavaliere, France.
President Bill Clinton was still in his first year in office when reporters snapped this photo of him at the Kahala Hilton in Honolulu. Clinton and his wife joined daughter Chelsea for a short family vacation in July 1993.
President Ronald Reagan had already celebrated his 73rd birthday when he and wife Nancy were photographed at Kahala Beach, Honolulu. The picture was taken on April 23, 1984.
Just because you're in a swimsuit doesn't mean you can't lead. In this December 1974 photo, President Gerald Ford talks with French leader Valery Giscard d'Estaing at the hotel pool in the Caribbean island of Martinique.
In 1943, 17 years before he would reach the Oval Office, President John F. Kennedy is shown while serving in the Navy.
Kansas Rep. Kevin Yoder has been criticized for skinny dipping in Israel's Sea of Galilee during a congressional fact-finding mission in 2011. (AP Photo/Charlie Riedel, File)