To study the characteristic of sleep spontaneous electric activity of the brain at high altitude.

目的：探讨移居高原青年睡眠自主脑电活动的特点；

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The team also is focusing on why climbers at high altitude experience poor sleep.

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Stray-Gundersen worked for the Norwegian Olympic Committee from 1997-2002, sealing bedrooms of the country's top Nordic athletes and adjusting the oxygen and nitrogen content of the air, so they could sleep in a simulated high altitude environment (he was the scientist who developed the concept of living at high altitude to increase hemoglobin levels).

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