There are numerous mechanical causes of back pain including:

• Spondylosis : (Osteo-Arthritis) : Spinal disease, associated with degenerative discs.
• Facet Joints (or Zygapophyseal Joints) : Each vertebral body has four facet joints.
• Bones and Ligaments Osteophytes : Bone spurs affecting blood supply to the vertebra.
• Spondylosis Symptoms : Spondylosis may affect cervical (neck) or lower (lumbar) spine.
• Spondylolisthesis : Spondylolysis with a forward translation of the vertebra.
• Back Strain or Back Sprain : Pulled back muscles, caused by overloading or overuse.
• Sciatica : Travelling back, buttock & leg pain, tingling, numbness or weakness.
• Spinal Stenosis : Narrowing of the spinal canal, causing pressure on the spinal cord.
• Herniated Discs : Slipped discs occur when a spinal disc splits or ruptures.