HIGH ALTITUDE LÀ GÌ

The low oxygen levels found at high altitudes can cause problems for travelers who are going to destinations higher than 8,000 feet above sea level.

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Ascend Gradually

If you plan to lớn travel to a higher altitude và sleep there, you can get sick if you don’t ascend gradually:

bởi not go from a low altitude lớn sleeping at higher than 9,000 feet above sea màn chơi in one day. Instead, spend a few days at 8,000–9,000 feet before proceeding to lớn a higher altitude khổng lồ give your body time to adjust to the low oxygen levels. Once you are above 9,000 feet, increase your sleeping altitude by no more than 1, 600 feet per day. For every 3, 300 feet you ascend, try lớn spend a day without ascending further. Vày not drink alcohol or vì chưng heavy exercise for at least the first 48 hours after you arrive at an altitude above 8,000 feet. As an alternative, consider taking a day trip khổng lồ a higher altitude và then returning to a lower altitude lớn sleep.

Altitude Illness

The symptoms of altitude illness are similar to those of a hangover: headache, tiredness, lack of appetite, nausea, and vomiting. Children who cannot yet talk may just seem fussy. Mild cases can be treated by alleviating symptoms (such as with painkillers for a headache) and should go away on their own within a few days. Medicines are available khổng lồ shorten the time it takes khổng lồ get used to lớn high altitude. However, people with altitude illness should not continue to lớn ascend until they have gotten used khổng lồ the altitude. A person whose symptoms are getting worse while resting at the same altitude must descend or risk serious illness or death.

One severe consequence of altitude illness is swelling of the brain (high-altitude cerebral edema ). Symptoms include extreme fatigue, drowsiness, confusion, và loss of coordination. HACE is rare, but it can be fatal. If it develops, the person must immediately descend to lớn a lower altitude.

Swelling of the lungs (high-altitude pulmonary edema ) is another severe consequence of altitude illness. Symptoms include shortness of breath, weakness, và cough. A person with HAPE must also descend and will likely need oxygen.

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Preexisting Medical Conditions

People with pre-existing medical conditions should talk with a doctor before traveling khổng lồ high altitudes:

People with heart or lung disease should talk to lớn a doctor who is familiar with high-altitude medicine before their trip. People with diabetes need to lớn be aware that their illness may be difficult lớn manage at high altitudes. Pregnant women can make brief trips to lớn high altitudes, but they should talk with their doctor because they may be advised not lớn sleep at altitudes above 12,000 feet.

More Information

High Altitude Travel and Altitude Illness

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