Here is a
of one of the foundational positions I use for horizontal hanging Lat and Lateral Line (and Functional Line) stretching (horizontal as opposed to hanging from a chin-up bar, or rings, for instance). You can definitely target the Lat muscle directly, if you get the angles and PNF contractions correct, but as interesting (or more so) is the many areas of tension and adhesion of the soft tissues of the lateral aspect of the body that are amenable to re-modeling in this position. Many of you will have tried a lot of these variations in position on ladder bars or hanging off squat ra