Pulmonary edema is a critical condition where fluid accumulates in the lungs, causing leakage from blood vessels into air sacs normally filled with air for oxygen exchange. This accumulation impedes ...

Learn about altitude sickness (mountain sickness), its symptoms, types, and effective treatments to stay safe while trekking ...

NBC correspondent Morgan Chesky shares how a hiking trip to Utah ended up in a rush to the ICU due to a condition that can affect anyone at high altitudes: high altitude pulmonary edema. He details ...