He hasn't matured enough to put alot of pressure on his back. So let him do very light weight. And use his legs instead of standing up straight with back arched.
In basketball you need speed, and power so a regular weightlifting routine just don't lift heavy on gamedays are it will affect your game bad. Jump Squats would be good and any other leg exercise.
I found a cheap protein yesterday that actually tasted good. I like drinking it. It's called mus L blast 2000 it has 2000 calories per serving. I got Vanilla because Iv'e tried Chocolate N-Large 2...
They made it to the NBA because theyr'e athletically gifted, and genetically great. Plus they have enough money to supplement with Creatine, Protein, ZMA, and anything else for life.
I bought a protein drink yesterday made my MLO iv'e never heard of them. Iv'e taken N-Large 2 and Designer protein but MLO's protein is the best iv'e ever drank. It has 2000 calories per serving...
My strength gains after taking Creatine didn't go down they just didn't go up as fast. You don't just lose all the muscle you gained just some water in the muscles.
Have you tried protein? Eat Protein, and Supplement on Protein before and after you do heavy lifting with your arm. Try all kinds of lifts and exercises. Such as pull ups.
