At which altitude does the air begin to be noticeably thinner?
At 12,500 feet the air becomes thinner and oxygen becomes lower making it difficult to breathe.
Last updated on 12 Dec 2024
High hemoglobin levels can lead to dizziness, fatigue, easy bruising and other symptoms.
Any level above 8000 feet above sea level one can experience altitude concern
They seem to be reddish because of greater concentration of hemoglobin the oxygen carrying protein the main component of red blood cells.
Humans can survive at high altitudes. However, if you go to a high altitude, your body needs to adjust properly by getting used to it slowly or you could get sick.
At altitude, the reduced oxygen content of the blood induces breathing instability, with periods of deep and rapid breathing alternating with central apnea. This breathing pattern is called high-altitude periodic breathing (PB).
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