LordosisSexual Behavior, AnimalPostureKyphosisSpinal CurvaturesSpineLumbar VertebraeVentromedial Hypothalamic NucleusScoliosisSacrumHypothalamus, MiddlePelvisSpinal FusionLumbosacral RegionCervical VertebraeRadiographyOsteoarthritis, SpineOvariectomySpondylolysisPreoptic AreaPelvic BonesSpondylolisthesisDiskectomyThoracic VertebraeInternal FixatorsSpondylosisIntervertebral DiscEstradiolIntervertebral Disc DegenerationProgesteroneZygapophyseal JointRats, Long-EvansPostural BalanceScheuermann DiseaseCastrationBone ScrewsVentral Tegmental AreaRange of Motion, ArticularSpinal DiseasesAbdominal MusclesHandling (Psychology)2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineOrthopedic Fixation DevicesOssification of Posterior Longitudinal LigamentBiomechanical PhenomenaLongitudinal LigamentsHypothalamusProgestinsBracesSerotonin 5-HT1 Receptor AntagonistsLow Back PainRadiculopathy