Altitude sickness refers to symptoms of low oxygen, which may happen at elevations at least 8,000 feet above sea level. Symptoms may range from mild to severe. People whose symptoms only worsen ...

If summer travel plans include high altitude conditions, it is important to take proper precautionary measures to prevent sickness, said a travel medicine expert from Baylor College of Medicine.

Ideally, you’d like to have a better sense of the risk factors and warning signs that signal the difference between run-on-the-hill acute mountain sickness and more severe forms of altitude ...