I have suffering with this problems since a long time it used to occur during my gym days i used to take an injection and it would go away since last yr its gotten very bad i did some exrays which mentioned sacralaztion in l4,l5 lumbar spine ,i did IFT some 6months back it helped but after 8 months i have started to get the back pains ,now i consulted a Dr.spine specialist he has advised me to do 5 tests ,blood,urine,thyroid,d3 etc Nw i dnt whether this test are of any use or no can anyone help ? Am i on the right track of treatment how do i know ?