A sign on the Everest base camp trek warning trekkers of the symptoms of acute mountain sickness and the effects of altitude

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Size: 2848px × 4287px
Photo credit: © CBW / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: acute, altitude, base, camp, effects, everest, hypoxia, illness, lack, mountain, oxygen, sickness, sign, symptoms, trek, trekkers, warning