Is there a way to reverse the effects of the dumbbell pullover which enlarges the ribcage and probably is one of the dumbest moves ever? - Quora
RIB CAGE EXPANSION TUTORIAL: THE BREATHING DUMBBELL PULLOVER - YouTube
Dumbbell Pullover Exercise for a Bigger Chest - Dumbbell Pullover
What do you guys think about pullovers while holding a vaccum to stretch out the ribcage cartilage, some swear by it. Others say it's genetics. : r/bodybuilding
Don't Forget the Dumbbell Pullover | Arnold Schwarzenegger