MusclesMuscle, SkeletalMuscle ProteinsMuscle, SmoothMuscle Fibers, SkeletalMuscle ContractionMuscle, Smooth, VascularMuscle DevelopmentMuscle Fibers, Fast-TwitchMuscle DenervationMuscle FatigueMuscle Fibers, Slow-TwitchNeck MusclesMuscle, StriatedOculomotor MusclesMitochondria, MuscleMyocytes, Smooth MuscleMasticatory MusclesRespiratory MusclesAbdominal MusclesMuscle SpindlesMuscle RelaxationElectromyographyMasseter MusclePapillary MusclesFacial MusclesIntercostal MusclesIsometric ContractionMuscle WeaknessMuscle CellsPectoralis MusclesQuadriceps MuscleMuscular AtrophySatellite Cells, Skeletal MuscleMuscular DiseasesTemporal MuscleMyofibrilsPharyngeal MusclesHindlimbDiaphragmBiomechanical PhenomenaMyosin Heavy ChainsElectric StimulationMotor NeuronsRabbitsMuscular Dystrophy, AnimalCalciumNeuromuscular JunctionPsoas MusclesTime FactorsCells, CulturedSarcomeresMyoblastsMice, Inbred mdxGlycogenPterygoid MusclesTendonsPhysical ExertionRats, Sprague-DawleyRegenerationRNA, MessengerActinsLocomotionLegLaryngeal MusclesMyocardiumRats, WistarMyoD ProteinDystrophinAnuraMovementSarcolemmaMuscular Dystrophy, DuchenneModels, BiologicalCatsMuscle CrampRecruitment, NeurophysiologicalExerciseHypertrophyAgingPhysical EnduranceJawMembrane PotentialsGene Expression RegulationMuscular DystrophiesGuinea PigsChickensMice, Inbred C57BLSignal TransductionTracheaImmunohistochemistryFlight, AnimalStress, MechanicalMyostatinOxygen ConsumptionInsulinKineticsSarcoplasmic ReticulumMicroscopy, ElectronAdaptation, Physiological