So I've been working on shoulders for quite some time. I often only do either: 1.Dumbbell or barbell shoulder presses (overhead, full extension). 2.Wall presses or press ups (push ups). 3.Chest and ...
I have been trying to master the standing overhead press for some time now, and every time I try to go a just a little bit heavier my lower back starts to hurt. Now I am aware that I need to brace my ...