Brooks, B. A., Roberts, A. C., Butterfield, G. E., Wolfel, E. E., & Reeves, J. T. (1994). Acclimatization to 4,300 m altitude decreases reliance on fat as a substrate and increases dependency on blood glucose. Medicine and Science in Sports and Exercise, 26(5), Supplement abstract 121.

Altitude decreases reliance on free fatty acids as a fuel and increases the use of blood glucose in both rest and exercise.

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