MusclesMuscle ProteinsMuscle, SmoothMuscle, SkeletalMuscle Fibers, SkeletalMuscle, Smooth, VascularMuscle DevelopmentMuscle ContractionMuscle FatigueMuscle Fibers, Fast-TwitchMuscle DenervationMuscle Fibers, Slow-TwitchMyocytes, Smooth MuscleMitochondria, MuscleNeck MusclesOculomotor MusclesMuscle, StriatedMuscle SpindlesMuscle RelaxationRespiratory MusclesMuscle WeaknessPapillary MusclesAbdominal MusclesQuadriceps MuscleMuscle CellsMasseter MuscleFacial MusclesMasticatory MusclesIntercostal MusclesElectromyographyMuscular AtrophyIsometric ContractionSatellite Cells, Skeletal MusclePectoralis MusclesMuscular DiseasesPsoas MusclesMyofibrilsTemporal MuscleHindlimbRabbitsElectric StimulationCells, CulturedTime FactorsCalciumMyosin Heavy ChainsBiomechanical PhenomenaPharyngeal MusclesDiaphragmMotor NeuronsGlycogenNeuromuscular JunctionRNA, MessengerRats, Sprague-DawleyMuscular Dystrophy, AnimalMyoblastsActinsMuscle CrampRats, WistarRegenerationSarcomeresMice, Inbred mdxMyostatinPhysical ExertionLegMyoD ProteinModels, BiologicalMolecular Sequence DataMyocardiumSignal TransductionKineticsExerciseMuscle Stretching ExercisesMuscle RigidityGene Expression RegulationAgingMice, Inbred C57BLMembrane PotentialsHypertrophyInsulinAortaDystrophinCatsPhysical EnduranceMyoblasts, SkeletalTendonsImmunohistochemistryHindlimb SuspensionGuinea PigsOxygen ConsumptionCell DifferentiationAnuraThighMuscle NeoplasmsMuscular DystrophiesCreatine KinasePterygoid MusclesSarcoplasmic ReticulumSkeletal Muscle MyosinsTracheaMovement