Latest Altitude Stories
Although acetazolamide is widely prescribed to prevent and treat acute mountain sickness (AMS), the appropriate dose at which it is effective and safe has not been clearly defined.
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"A really nasty hangover" is how Grant Lipman, MD, describes the feeling of acute mountain sickness, and for good reason: Symptoms can include headache, fatigue, dizziness, nausea, vomiting and poor appetite.
...don't climb too fast!
Former tennis champion Martina Navratilova was hospitalized for pulmonary edemaâ€”fluid build-up in the lungsâ€”while climbing Mount Kilimanjaro, drawing attention to the high risk of acute mountain sickness (AMS) and high altitude pulmonary edema among climbers of high peaks.
Following the successful ascent of Mount Kilimanjaro by nine UK celebrities during a 2009 charity event, more and more people are feeling compelled to challenge Africa's highest mountain--a decision which, according to a new University of Edinburgh study, could be fatal if they don't prepare correctly.
A radar altimeter measures altitude above the terrain beneath an aircraft as opposed to a barometric altimeter which provides the distance above a pre-determined datum, usually sea level. Radar is the underpinning principle of the system. Radio waves that are reflected back from the ground are timed in order to calculate speed, distance, and time which are related to the each other and can be used to calculate the distance from one point to another. Lloyd Espenschied invented the radar...
- In medieval musical notation, a sign or neume denoting a shake or trill.