Eli5: why does your muscles come back bigger after ripping them during workout but doesnt when you cut yourself?

Question

Eli5: why does your muscles come back bigger after ripping them during workout but doesnt when you cut yourself?

In: 0

Answer 1

The tears are way, way smaller.
A huge amount smaller.

Muscle fibers that are damaged from a workout are measured in micrometers, and are not full cuts through.