The lumbago is a skeletal muscle syndrome characterized by a pain focused in the lower back. It starts for different reasons and forms, being the most common the stress, the physical overstrain and the bad positions.
The pain is in general of a sudden beginning that appears normally during an effort, being able to spread towards the buttocks and low members. There exists certain limitation of the movements of the spine and often provokes morning stiffness.
In chronic cases there exists a muscular atrophy, which favours the persistence of the above mentioned pathology.