It used to be common wisdom that for hyper marathons you needed to sleep. People thought that you can not run a few days non stop. And then Cliff Young proved t

It used to be common wisdom that for hyper marathons you needed to sleep. People thought that you can not run a few days non stop. And then Cliff Young proved that theory wrong. And now they run non-stop, at least for the Sydney to Melbourne Ultramarathon.