LegMusclesMuscle ProteinsMuscle, SkeletalMuscle, SmoothMuscle Fibers, SkeletalMuscle, Smooth, VascularMuscle ContractionMuscle DevelopmentLeg UlcerMuscle FatigueMuscle Fibers, Fast-TwitchMuscle DenervationMuscle Fibers, Slow-TwitchMyocytes, Smooth MuscleMitochondria, MuscleNeck MusclesOculomotor MusclesRestless Legs SyndromeMuscle, StriatedMuscle SpindlesMuscle WeaknessMuscle RelaxationRespiratory MusclesPapillary MusclesQuadriceps MuscleElectromyographyAbdominal MusclesMuscle CellsMasseter MuscleFacial MusclesMasticatory MusclesIsometric ContractionIntercostal MusclesMuscular AtrophySatellite Cells, Skeletal MusclePectoralis MusclesMuscular DiseasesHindlimbBiomechanical PhenomenaExtremitiesPsoas MusclesMyofibrilsElectric StimulationTemporal MuscleRabbitsLeg InjuriesMuscle CrampCells, CulturedMotor NeuronsMyosin Heavy ChainsCalciumPharyngeal MusclesTime FactorsDiaphragmGlycogenExercisePhysical ExertionLeg Length InequalityNeuromuscular JunctionMuscular Dystrophy, AnimalRNA, MessengerMyoblastsRats, Sprague-DawleyThighActinsRegenerationRegional Blood FlowMuscle Stretching ExercisesLocomotionPhysical EnduranceMovementRats, WistarOxygen ConsumptionMyostatinSarcomeresMice, Inbred mdxMuscle RigidityMyoD ProteinVaricose UlcerTendonsPostureAgingMyocardiumHypertrophyInsulinSignal TransductionTorqueLower ExtremityArmModels, BiologicalKineticsMuscle SpasticityMyoblasts, SkeletalGene Expression RegulationCatsAortaDystrophinMuscle NeoplasmsHindlimb Suspension