Amby Burfoot

The ultrarunning multi-world-record holder talks about sustaining longevity and the biggest thrill of her illustrious career

Dykes, who ran a 2:54 marathon at age 70, opens up about training, injury, and his love of racing often.

Here's how the septuagenarian has trained his body and mind to face the challenges of the WS-100's difficult course and expected blistering heat.