herniation of L5S1 disk explains the tingling in billateral lower limbs. you may have got some spinal problem in your cervical spine
like cervical spondylitis
which is causing symptoms in upper limbs.
you may cosult orthopedician/ spinal surgeon for the same...in the meantime you may try tablet pregabalin
75 mg once daily to get relief and consult physitherapist to get advice of back extension exercises and neck exercises. you may also try soft cervical collar