Dave loads his abs and hips then the back.
There are a few "rules" of the body that may be applied across multiple applications and body systems. One of these rules is; tissues that are moved into a loaded or biased position first, experience increased relative tension, load, or positional significance throughout the subsequent remaining movement. This is a fancy way of saying that your body's soft tissues (muscles, tendons, joint capsules, etc) undergo tensioning in the order in which they were first loaded. read the rest of this article at
