If muscle growth is caused by microtears, then what is the biological reason that a strain doesn’t make your muscles grow even stronger?

Question

If muscle growth is caused by microtears, then what is the biological reason that a strain doesn’t make your muscles grow even stronger?

In: 212

Answer 1

I would think the amount of mechanical tension is the main driving force for muscle growth. Microtears are probably an unwanted side effect of lifting weights.