It’s 4 a.m. when a 17-year-old awakens at home with severe left shoulder pain that his worried parents call 911. By the time he reaches the emergency room (ER), he has pain all the way to his wrist.
“Any recent injuries?” asks the doctor.
“Yeah, about three days ago, I was lifting about 200 pounds at the gym and noticed that my shoulder was really sore.”
When questioned further, he admits that he’d …