Description of the lumbar spine:
 
Function: Bending  and stretching movements
of the torso

 
Symptoms of lumbar spinal problems include :
 
Lower back pain,
tension in the lumbar muscles,
acute pain, scoliosis, pain transmission
into the legs with pins and needles
and muscular weakness.
 
When a herniated disc is present, it is often not possible to
walk on tiptoes or on the heels.