Originally Posted by
pete lynch
The way I understand it, staying at a certain altitude long enough to acclimate (or acclimatise- I've heard it said both ways) is the best way to beat altitude sickness. The higher you go the more acclimation time is needed. Say you want to climb/hike a 13-14,000' peak in Colorado: if you already live in, say, Denver you spend the night at the trailhead at 9-10,000' and start early the next morning. If you live at sea level, spend a couple days in Denver or wherever before you do the overnight at the trailhead. YMMV
