What causes muscles to ache during hard exercise?

1 Answer
Harsh
Nov 21, 2015

During vigrous exercise as our muscle cell do not get sufficient oxygen , they start respiring anaerobically due to which there is production and accumulation of Lactic acid in the muscle cell.
Due to accumulation of lactic acid , muscle becomes Fatigue.

Related questions
Impact of this question
785 views around the world
You can reuse this answer
Creative Commons License