What Happens to Your Body at 5,000 Meters: Hour by Hour
Every year, hundreds of thousands of people walk to Everest Base Camp, Annapurna Base Camp, or the high passes of Nepal’s trekking routes. Most of them have no idea what is happening inside their bodies as they climb the cascade of physiological changes that begin the moment they step above 3,000 meters and intensify with every hundred meters gained. Understanding…