Nevertheless, I suffered, not with altitude sickness however tiredness. Sheer tiredness. This was most definitely the effect of altitude on my physique and on summit day, we left at midnight and began our hike up the mountain. I struggled to maintain my eyes open and took it in turns to keep one eye shut. After we arrived at Stella Level to have a hot cup of tea filled with sugar, I just threw myself on the ground on the gentle snow and shut my eyes. It felt as if I had been there for an hour sleeping when I was …