I Was Diagnosed With Femoroacetabular Impingement In The Left And

I was diagnosed with Femoroacetabular impingement in the left and right hip, I also have been previously diagnosed with degenerative disk and degenerative joint disease in the lower back(spine), degenerative changes in the bilateral sacroiliac joints and arthritis in the right and left knees, I am try to determine what caused this condition and is it related to the degenerative changes of the back, sacroiliac, and/or knees.