L5-S1 consists of the last bone in the lumbar spine (low back), called L5, and the triangle-shaped bone under it, known as the sacrum. The sacrum is made of five fused bones—S1 is at the top.

Spinal fusion is a tailored treatment that can restore function and relieve chronic pain when other methods fail. Here's what ...

Low back pain is one of the most common reasons patients see primary care doctors. To understand this condition, it’s ...

By improving mid-back (thoracic spine) and rib cage mobility, you can enhance your ability to rotate, alleviate pain and move through life with greater ease and lower risk of injury. Many people ...

For some, back and neck pain can be healed at home using straightforward treatments and by adjusting behaviors and biomechanics. Should you need it, interventional treatments including spine ...

This condition is more common in individuals over 50. The changes in the spine can cause disc herniations or growth in the ligaments in the back of the spine. Other causes include hardening of the ...

Then lift from your legs instead of your arms and back, he said. Keep heavier items close to your body when picking them up, which puts less strain on your spine, Dr. Sokunbi added. Avoid twisting ...

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