The Sago survivor is a mutant

And I mean that in the best possible way. This man has something different in his genes (emphases mine).

CNN.com - Sole Sago Mine survivor heads for Miracle Road - Mar 30, 2006

I think he's a got a great potential for a complete, possibly complete, recovery,' said neurologist Julian Bailes, who suggested 'genetic individual variability' might help explain McCloy's survival.

Bailes also cited other factors, including that McCloy was about 1,000 feet away from the miners who perished and was 'in better air.'

I wonder if his physicians expected him to walk or talk again. There's something rather unusual about how he managed severe carbon monoxide poisoning. It's unlikely he's unique, so researchers will want to figure out who else responds this way and why. The results could help with managing carbon monoxide poisoning in general.