
Lactate is a fuel, not the thing that burns
Working muscle ships lactate as a fuel other tissues can oxidize. The burn is not lactate acting as a toxin.
Marco Elling
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Working muscle ships lactate as a fuel other tissues can oxidize. The burn is not lactate acting as a toxin.

The mid-afternoon slump is circadian and post-meal, with mitochondria supplying ATP at the pace the cell allows.