University of California, Davis (UCD) Scientists ID Genes Behind Chronic Mountain Sickness

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People who live at high altitudes and suffer from chronic mountain sickness may have their genes to thank, a new study finds. About 140 million people worldwide live permanently at high altitudes, where oxygen levels are low. Many of them have adapted to their environment, but others have chronic mountain sickness, characterized by heart attacks, strokes and lung problems at an early age.

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