Into Thin Air: a Synopsis
...g the trek eight people, including Hall, died from hypoxia and pulmonary edema. Approximately two years later David Breshears, a filmmaker, a group of scientists, and a team of hikers went forth to document a similar experience and find out how the body physically and mentally reacts under such harsh conditions. Before the journey the group had to sustain a barrage of physical and mental tests to gauge stamina and mental capacity at sea level to compare at higher levels of elevation. Prior to parting the Sherpa village at base camp, the climbers had the check their blood saturation level and pulse with use of an oximeter, which shows a healthy blood saturation of 100 percent at sea level. The higher they climbed the lower their blood saturation dropped and the higher their pulse went, these early symptoms can lead to hypoxi...