Sciatica is a symptom of a problem with the sciatic nerve causing pain, weakness, numbness, or tingling. Read about causes, tests, and treatment.| medlineplus.gov
A lumbar magnetic resonance imaging (MRI) scan uses energy from strong magnets to create pictures of the lower part of the spine (lumbar spine).| medlineplus.gov
Low back pain refers to pain that you feel in your lower back. You may also have back stiffness, decreased movement of the lower back, and difficulty standing straight.| medlineplus.gov
Pain is a feeling triggered in the nervous system. You may feel it as a prick, tingle, sting, burn, or ache. Read about the causes and what can help.| medlineplus.gov
A herniated or slipped disc means that one of the soft cushions or discs between your vertebrae or spinal bones pushes out. Find out about it here.| medlineplus.gov
Good posture is important for your health as well as you appearance. Get tips on improving your posture, whether you are sitting, standing, or moving.| medlineplus.gov