Is it true that your muscles grow at night when you are sleeping.?

Answer 1

yes, its true.
but thats not the only time they grow.
pumping iron doesn't not make muscles grow, it stimulates the muscle.
the growing takes place after the workout when you feed the muscles with protein and food......
muscles are make in the kitchen, not the gym!!!! LOL

Answer 2

yea this is when your body does most of its healing/growing

Answer 3

I believe so.