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Related Experiment Videos

Altitude sickness

F M Hull

    The Journal of the Royal College of General Practitioners
    |August 1, 1978
    PubMed
    Summary
    This summary is machine-generated.

    This study monitored climbers in the Himalayas and found that while predicting altitude sickness was difficult, higher blood pressure may indicate a serious risk. Early detection of altitude sickness remains a challenge for trekkers.

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    Area of Science:

    • Altitude sickness research
    • Himalayan expeditions
    • Physiological monitoring

    Background:

    • High-altitude trekking poses significant health risks.
    • Altitude sickness affects climbers ascending rapidly.
    • The Nanda Devi Sanctuary presents a challenging environment for trekkers.

    Purpose of the Study:

    • To investigate the physiological responses of climbers at high altitude.
    • To assess the potential for predicting altitude sickness onset.
    • To monitor climbers in the Garwhal Himalaya region.

    Main Methods:

    • Studied ten climbers ascending from 1,950m to 4,650m.
    • Monitored pulse, blood pressure, and peak flow rate daily.
    • Observed climbers in the Nanda Devi Sanctuary.

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    Main Results:

    • All ten climbers developed symptoms of altitude sickness.
    • One climber experienced severe cyanosis at 4,200m.
    • The severely affected climber exhibited consistently higher blood pressure.

    Conclusions:

    • Predicting altitude sickness onset using daily physiological monitoring proved uncertain.
    • Consistently higher blood pressure may be an indicator of severe altitude sickness risk.
    • Further research is needed to refine predictive markers for altitude sickness.