Often times, lower back pain is simply part of life. Be that as it may, pain that comes and goes once in a while is a sign of working too hard or a poor night's sleep, but relentless aches should be evaluated by a medical professional. Spinal tumors are a common consequence of this pain, as is infection. Lower back pain is a symptom for ninety percent of those with spinal tumors and metastases, and over twenty-thousand cases are reported annually of such conditions.To recognize when this pain is something more serious than a benign ache, it is essential to understand when it becomes persistent and is not easily abated by rest. Those with malignant lower back pain may also see that their legs grow weak and tired as an outcome.Next