Question

what is the substance that cause fatiguein our legs when we exercise too much​

Answer 1

Answer:

The rise and fall of lactic acid as a direct cause of skeletal muscle dysfunction in fatigue. During intense muscle activity, the intracellular pH may fall by ~0.5 pH units.

Answer 2

Answer:

The rise and fall of lactic acid as a direct cause of skeletal muscle dysfunction in fatigue. During intense muscle activity, the intracellular pH may fall by ~0.5 pH units.

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