A Sherpa transporting goods with Everest, Lhotse, and Ama Dablam mountains in the background, Everest Mountain Range, Nepal. | Loop Images/Getty Images

Sherpa Resiliency at High Altitudes Begins on the Molecular Level

Researchers at the University of Cambridge found that levels of an energy source that kicks in when muscles crave fuel increased among Sherpa climbing Mount Everest, while decreasing in subjects from low-lying regions.

Updated On 05/22/2017 at 03:27PM EST
3:27 PM EDT