1. Dehydration is one of the keys to altitude sickness.

2. An expert on altitude sickness says he hasn't got long to live.

3. Last summer altitude sickness ruined one Sierra trip of mine and half-ruined another.

4. People with altitude sickness should not take any aircrafts.

5. Some people develop altitude sickness when climbing high mountains.

6. I was suffering from altitude sickness in Chahare.

7. Altitude sickness,(sentencedict.com) is a result of the reducedpressure and lower oxygen concentrations at high elevations.

8. At 2000 metres altitude sickness becomes a problem and acclimatisation is essential.

9. The climbers failed to reach the summit because of altitude sickness.

10. I am light-headed, perhaps from a mild attack of altitude sickness.

11. Theroux had a deep gash on his face, neckache, altitude sickness and a damaged wrist.

12. A lowlander exposed to the low oxygen concentrations of high elevations can quickly fall victim to altitude sickness, whose symptoms include nausea, dizziness, and fatigue.

13. The former tennis star Martina Navratilova has been forced to abandon attempts to climb Africa's highest mountain after suffering from altitude sickness.

14. According to research altitude of more than 3,000 meters often cause altitude sickness in mountain climbers.

15. The leaf is also used as a tea for altitude sickness.