Each of the vertebral bones in the spine is separated from the next by a thick and pad of fibrous tissue. The pad is roughly disc shaped and has a soft center. If the tissue is damaged, the soft center can bulge out to squeeze a nerve and so cause pain.
Check Also
Nitin Gadkari Biography: Early Life, Political Career, Achievements
Nitin Gadkari is the current Minister for Road Transport & Highway in the Government of …