Back pain every day + cracking joints with normal movement; need to adjust spinal cord and all joints several times a day since puberty; what to do?

Hypermobility: when your physician evaluate you make sure that you were check for hypermobile syndrome, also noted as Ehlers-Danlos type III.this is a syndrome where people have increased flexibility more elasticity in their tissues, joints, tendons etc. this could be responsible for a lot of the symptoms you're describing. Please have your physician evaluate for this and you may need to be sent to rheumatology

See Orthopedic Doc!!: Get yourself seen and investigated and hopefully you'll have a Dx. Good Luck.