Elevation sickness, also known as altitude sickness, is a common ailment that can affect people who travel to high altitudes. Symptoms of elevation sickness can include headache, nausea, vomiting, fatigue, and difficulty sleeping. In severe cases, elevation sickness can lead to more serious health problems, such as high altitude pulmonary edema (HAPE) and high altitude cerebral edema (HACE).
There are several things you can do to avoid elevation sickness, including: