title: Bulging disks.
authors.forename: E W
authors.initials: EW
authors.lastname: Johnson
mesh_terms: D000375:Aging / Q000502:physiology*; D001416:Back Pain / Q000175:diagnosis*; D015444:Exercise; D006801:Humans; D007403:Intervertebral Disc / Q000502:physiology*; D008279:Magnetic Resonance Imaging