Back Endurance, NOT strength
[vc_row css_animation="" row_type="row" use_row_as_full_screen_section="no" type="full_width" angled_section="no" text_align="left" background_image_as_pattern="without_pattern"][vc_column][vc_video link="https://youtu.be/SHQs0EEGXFE" el_width="80" align="center"][vc_column_text] Back Endurance, NOT Strength Back Endurance, not strength, is the key to back health. The ability to lock the core in and remain motionless...