Spinal stenosis is a narrowing of the spaces within your spine, which can put pressure on the nerves that travel through the spine. Spinal stenosis occurs most often in the lower back and the neck. Some people with spinal stenosis may not have symptoms. Others may experience pain, tingling, numbness and muscle weakness. Symptoms can worsen over time. There are two main types of Spinal Stenosis cervical and lumbar which is more common. Lumbar being lower back and Cervical up towards the neck.