An intense isometric contraction is terrific for muscle growth for two reasons. First, it quickly recruits the largest motor units because it's a maximum voluntary contraction. Second, isometrics increase the neural drive between the motor cortex in your brain and the trained muscle.
Gymnasts...
My gimp hand has literally no grip strength but I been trying my best to use it.
Doing 100 pound db rows top dbs my gym has, I've been doing these for some time even if my gimp side isn't strict form.
Anyways going for rep 12 the damn db fell out of my gimp hand :D
I felt it happening so was...