We as chiropractors see it everyday...lumbar disc disease. When we review a set of x-rays with a patient and point out the issues at hand, they immediately ask us, "What causes this to happen?" Our usual answers include biomechanical stresses, disc degeneration caused by aging, etc. But do we ever consider that it may be in the patient's genes? Here is a link to a recent study published by the Journal of Bone and Joint Surgery that indicates we should: