: It's Christmas for the lower back with Hyper Extensions. I'll leave this towards the end of the routine after finishing all my compound movements then isolating with this great exercise. Let's go! #hyperextension #lowerback #backday #rgm #fitness #exercise #instafit #igfit #gymswag #aesthetics #bodybuilding #personaltraining #besttrainerinnewjersey #fitnesstips #fittips #betterthanyesterday