Improve. The abdominal muscles and gluteal muscles (In particular the gluteus maximus) assistance to control your lower back and pelvic situation when functioning. Weakness by possibly (or each) will usually lead to your lower back excessively arching along with your pelvis tipping forwards, both of which compress the side joints https://www.theorthopaedicandpainpractice.com/lower-back-and-buttock-pain/