altitude, influence of

A NOVA investigation of deaths at high altitudes, looking at mountain rescues, emergency medical evacuations, and science experiments performed on Mt. McKinley in Alaska's Denali National Park.

Examines the possibility that the rigors of the experience of an ascent of Mt. Everest can cause permanent, damaging changes to the human brain and body, following a team of climbers, under close monitoring by scientists, during an expedition to the summit of Everest and back again.

Presents the science behind mountain climbing including the effects of high altitudes on the human body.