SSGP&S 3e Ch 6-WKS - Lippincott Williams & Wilkins

However, after 90 minutes, and becoming more important the longer a workout or race is, the body will begin to utilize protein for fuel as glycogen reserves are reduced. This metabolic process, called gluconeogenesis, allows for the synthesis of glucose from protein (along with the glycerol part of the fat molecule). ................
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