Why can't I stand up straight after forward bending?

David explains why a tight psoas muscle might contribute to feeling like you can't stand up straight after forward bending. The psoas muscle can complicate movement in a number of different ways. This is one of them.

[@naimelsobky2207]

Arrogant. You are not so knowledgeable to be so arrogant.

[@suryanshrastogi1340]

How to flex those muscles ?