In an interview for the mountaineering gear blog OutInUnder, tent designer Martin Zemitis described the moment he first met Babu Chiri Sherpa.

Down came this rather short gentleman about 5 feet in diameter. I think he was nothing but a big lung and a muscle, with legs like tree trunks.

Standing just 1.65m tall and weighing 82kg (or 5’5” high and 13 stones for those of you who prefer good old-fashioned measurements), nobody would ever have suspected Babu Chiri of being an athlete if he walked i...