“Given that the physical therapy profession has clearly been wrong so many times before, why do the current pain science advocates appear to suggest that this time we have it right?” Should therapists be so “…blinkered by a single approach or school of thought that they deny, or cannot see, the value of another?”
With any imbalanced posture (postural distortion pattern), including text neck posture, asymmetrical pathomechanical forces are placed into the tissues of the body. These forces have to have an effect. I believe it is impossible to argue that pathomechanics do not lead to dysfunction.
The Psoas Major may hold the distinction of being the most important as well as the most misunderstood muscle in the human body.