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![]() "John Kirksey" wrote in message news:cZ0Me.4596$H_4.4209@trnddc07... Tlme of useful consciousness Altitude (ft) without oxygen 40,000 15 seconds 35.000 20 seconds 30,000 30 seconds 28,000 1 minute How, then, can someone like Ed Viesturs repeatedly climb the tallest mountain peaks in the world without supplemental oxygen? Is it because of the slower ascent and the time spent acclimating to the higher altitudes? That and by breathing like he's running a marathon. Sleep and you die. mo |
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Happy Dog wrote:
That and by breathing like he's running a marathon. Sleep and you die. This is just plain bull****. It's all about partial pressure. Stefan |
#3
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"Stefan" wrote in message
... Happy Dog wrote: That and by breathing like he's running a marathon. Sleep and you die. This is just plain bull****. It's all about partial pressure. Breathing technique is crucial to high altitude activity. The technique is very similar to that used by joggers. moo |
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