I need some help with my ROBH. I am told your elbos are supposed to be straight in the BH. Last time i tried, it happend 2ce so far, i hyperextended both my elbows.. meaning my arms/elbos were locked, and it souldnt take the pressure so my elbows bent, andy help or ides, yes, i no, i need to work on my shoulders, right angle.. drills? anything please!! most times i do ir right, but one one time in everymonth i do it withmy elbows, and right before comp, dont want that!!