To further strengthen his arm, Larry took up boxing as a teenager.
I think a young pitcher has to strengthen his arm to get better.
"He is strengthening his arm without having any pain."
Gooden said that he would use the time off to strengthen his arm with light exercises.
Johnson said he would use the summer weeks until training camp starts to strengthen his arm.
Martin was quoted as saying, "If you want to strengthen your arm, do some long toss."
He said he wanted to strengthen his left arm with heavy work.
We're not looking for results as much as getting the work in and strengthening his arm.
May the king live, may God strengthen his arm, something like that.
That is part of the problem too and we want to strengthen his arm.