Back pain is not a diagnosis, it is a symptom that may affect almost 80% of the working population mostly from 20 to 60 years old, but potentially no age is completely immune from this condition.
Degeneration of intervertebral discs, deformities, infections, inflammations, trauma and tumors can all be causes of back pain.

The spine is a complex structure in which each element is linked with the others. Although your pain may originate from a specific part, it may affect a larger area of the spine.

This is an overview of the most common spine conditions.