What is the best method to overcome the effects of hypoxia?

Using supplemental oxygen is the most effective method to overcome the effects of hypoxia, especially in aviation scenarios. Hypoxia occurs when there is an insufficient amount of oxygen available to the body, which can lead to impaired cognitive and physical performance and, in severe cases, unconsciousness. When flying at high altitudes, the air pressure decreases, making it harder for the lungs to absorb enough oxygen from the surrounding air. By using supplemental oxygen, you boost the availability of oxygen for your body, helping to maintain proper physiological functioning and preventing the detrimental effects of hypoxia.

While increasing altitude slowly can help mitigate the onset of hypoxia by allowing the body time to acclimatize to lower oxygen levels, it does not directly address the immediate issue of inadequate oxygen. Decreasing cabin pressure may not be feasible or practical in flight, while staying hydrated is generally beneficial for overall health but does not directly counteract the effects of hypoxia. Thus, using supplemental oxygen remains the most reliable and immediate remedy when faced with the risks of hypoxia in high-altitude situations.