Climbers' Oxygen Levels May Provide Clues for Critical Care

The New England Journal of Medicine’s January 8 issue includes results of study of blood oxygen levels among Everest climbers, and appears to have astonished critical care specialists who have seen similar levels only in patients close to death.

“Four team members unzipped their down suits and drew samples from the femoral artery in the groin, and the blood was quickly brought down and analyzed in a science laboratory set up in the team’s camp at 6,400 meters (21,100 feet), the study said.” From the AFP.