Dean Karnazes

The documentary follows a 230-mile, eight day running odyssey in Haiti.

The world’s most famous ultrarunner talks about his life, diet, cross-training and his favorite subject of all, running.

Ultrarunning legend Dean Karnazes shares his advice on how to become unbreakable.

Cancellation of New York City Marathon spurs recovery efforts.

Some big names came out for the third-annual event.

Autographed simulated altitude training system is open for bids on eBay.

Bob Babbitt interviews Dean Karnazes after his recent 3,000-mile run across the United States.

Bob Babbitt interviews Dean Karnazes 400 miles into his Run Across America, an effort aimed at inspiring Americans to get up, get active and get healthy.

His latest effort is aimed at inspiring Americans to get active and get healthy.

Check out this discussion from the Endurance LIVE on how to step up your training and racing without breaking down.

The "Ultra Marathon Man" is now giving frozen yogurt retail a try.

Watch the show to see which star celebrities will be at the Dodge Rock 'n' Roll L.A. 1/2 Marathon this weekend!