I m having the following symptoms ; Twitching in the calf muscle primarily of the left leg, tingling , stabbing, electrical like shocking , numbness in feet. Pain subsides during sleep but I have to take sleeping medication. Previous two spinal fusion of the lower spine, L4,L5, S1. Degenerative disc disease throughout spine. Currently on anxiety , sleep and pain medication. Ortho surgeon is at a loss as is my neurologist. Pain getting worse along with systems. Dr suggested Mayo Clinic but I haven t found one for this issue. Any suggestions?