good evening,25,5ft 9inches,63kg,i have central disc prolapse problem in my back on l4-l5 section.i have been suffering from this pain last 6 years.a chronic pain & stiffness remain every time but i m doing all works.several medicins & exercises i did, but no good response.i dont want to do surgery bcoz there is some risk i heard about that .is laser therapy better for its treatment.