Please see a doctor if you seriously believe your arm is broken.
From the Doctor.
Cask
cast
Yes, as in "The doctor healed my broken arm."
see a doctor, have an X-ray, get it cast.
Bring the person to the hospital/doctor addmediatly. Before that, do not put pressure on the arm and keep the arm rested.
i is unsure and its really bad to get a broken arm
a lot.
To Much!
Pretty much all physical activities that involve that arm.
I'm sure you can get it broken for free.