title: Drug-free help for an aching back.
mesh_terms: D015670:Acupuncture Therapy / Q000379:methods; D002908:Chronic Disease; D005081:Exercise Therapy / Q000379:methods; D006801:Humans; D017116:Low Back Pain / Q000628:therapy*; D026882:Manipulation, Chiropractic / Q000379:methods; D008517:Phytotherapy / Q000379:methods