Pelvic FloorAnal CanalPerineumUterine ProlapsePelvic Organ ProlapseCystoceleDelivery, ObstetricPelvisParityFecal IncontinenceMuscle, SkeletalOrchiectomyPruritus AniImaging, Three-DimensionalMusclesAndrogensPostpartum PeriodMagnetic Resonance ImagingTestosteroneObstetrical ForcepsProlapseAnus DiseasesMuscle, StriatedPregnancyBlepharoptosisPubic BoneMuscle, SmoothEyelidsMuscle DevelopmentPelvic Floor DisordersMuscle ProteinsOculomotor MusclesMuscle Fibers, SkeletalSpasmMuscle ContractionMuscle, Smooth, VascularUrethraValsalva ManeuverBlepharoplastyFacial MusclesMuscular DiseasesVaginaAnisakiasisObstetric Labor ComplicationsSeminal VesiclesBiometryFlutamideAnisakisIntercostal MusclesPalatal MusclesMuscle FatigueUrinary IncontinenceMuscle Fibers, Fast-TwitchMuscle DenervationUrinary Incontinence, StressOrgan SizeMuscle Fibers, Slow-TwitchAbdominal MusclesMuscle RelaxationMotor NeuronsMyocytes, Smooth MuscleMitochondria, MuscleGenitalia, MaleModels, AnatomicRectumNeck MusclesElectromyographyAndrogen AntagonistsMuscle SpindlesRibsRespiratory MusclesMuscle WeaknessSolanaceous AlkaloidsPapillary MusclesReceptors, AndrogenCesarean SectionRats, Sprague-DawleyEyelid DiseasesQuadriceps MuscleMuscle CellsMasseter MuscleProstateMasticatory MusclesMuscular AtrophyRats, Inbred StrainsIsometric ContractionSatellite Cells, Skeletal MuscleElectric StimulationLabor Stage, FirstPectoralis Muscles