And the higher you climb, the thinner the air is and the harder it is to breathe. The ability to recognize and treat cold and altitude injuries can mean the difference between a dream trip or a nightmare. Click on different parts of this climber's body and check out just SOME of the things he could be experiencing. If you want to know what other kinds of dangers you can face on Denali, then check out Survival Skills . Head Symptoms Headache that doesn't go away.
Face looks puffy.
Drink fluids, rest. Stay put at camp for a few days until you get adjusted to this elevation. Back to top Eye Symptoms Eyelids swell and ooze. Wear eye protection with lenses that filter out more than 90 percent of harmful rays. Eliminate chance of burning the corners of your eyes by wearing side screens, too.