Iron Dog racers are not typical of the Washington crowd.
Todd Palin unique among nation's 5 first husbands
http://dwb.adn.com/news/politics/story/8924080p-8824177c.html
In past years, Palin has trained about 3,000 miles before the race to accustom his body to hours of constant jolting and to detect any mechanical kinks in his vehicle. This winter, Palin covered more than 2,500 miles on the frozen swamps and rivers around Wasilla.
I can't even imagine "Barry" doing anything remotely like that.
He sounds like a very tough man. I remember snowmobiling in northern Maine. After an all-day or all-night ride, I could barely stand up. Your body takes a pounding.