Low back pain is a usual symptom amoung the modern civilised people.It affects mainly the middle aged and young adults of both sexes.People who work on the chair with out exercise and those who carry heavy loads regularly are prone to get this complaint.We can hardly find a person who has not suffered from back pain atleast once in life.The causes of  low backpain ranges from simple reasons like muscular strain to cancer of spine and hence backache should not be ignored.The pain is felt in lumbar and sacral region and may radiate to nearby sites.

The following are some causes for backache.

1) Backache due to diseases in the back.

2) Backache due to gynaecological problems.

3) Backache due to problems in other parts of the body.

1) Backache due to diseases in the back:


Back pain: The serious signs and symptoms to watch out for ...
                             
a) Injuries :-

     1) Compression fracture of the vertebral column.
     2) Rupture of intervertebral discs.
     3) Injuries to ligaments and muscles of back.
     4) Lumbosacral strain.
     5) Intervertebral joint injuries.  
     6) Fracture of processes of vertebra.

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b) Functional backache due to imbalance:-

     1) During pregnancy.
     2) Pot belly.
     3) Diseases of the hip joint.
     4) Curvature in the spine due to congenital defect.
     5) Short leg in one side. 
  
Slipped vertebra: Causes, Symptoms & Diagnostics - Schoen Clinic
c) Backache due to inflammatory conditions:-

     1) Infection of the bone due to bacteria.
     2) Tuberculosis of the spine.
     3) Arthritis.