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![davidasinclair Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::520445177.png) David Sinclair [@davidasinclair](/creator/twitter/davidasinclair) on x 493.2K followers
Created: 2025-07-03 15:33:10 UTC

When oxygen is limited, pyruvate is converted into lactate, which allows the body to continue producing energy through anaerobic metabolism and is thought to cause some of the muscle burn felt during exercise


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