In a sport in which there’s no option but to put in the work to get fit, time can be the biggest cost

Despite the growing interest, the organisation of ultra marathons is still rather disparate and independent races pop up all over the place.

Ultramarathon trail champion Ryan sandes has won 20 marathons in the world’s most wild and inhospitable places. The altitude hasn’t gone to his head.

They’re becoming increasingly popular. But are participants running on empty?