Muscle, SkeletalMuscle ContractionMuscle Fibers, SkeletalMusclesMuscle ProteinsIsometric ContractionMuscle FatigueMuscle, SmoothTroponin CTroponinMuscle DevelopmentMyosinsMitochondria, MuscleMuscle Fibers, Fast-TwitchRabbitsCalciumMuscle Fibers, Slow-TwitchMuscle, Smooth, VascularTropomyosinElectric StimulationSatellite Cells, Skeletal MuscleRegional Blood FlowMuscle DenervationMuscular AtrophyGlycogenMuscular DiseasesExerciseQuadriceps MuscleMyofibrilsMuscle CellsMuscle RelaxationMyoblastsInsulinMyosin Heavy ChainsPhysical ExertionHindlimbPhysical EnduranceTime FactorsMyocytes, Smooth MuscleRNA, MessengerMuscle, StriatedElectromyographyGlucoseMuscle WeaknessMyoblasts, SkeletalPhosphocreatineOxygen ConsumptionMuscle SpindlesOculomotor MusclesSarcoplasmic ReticulumCells, CulturedNeck MusclesLegMyostatinCitrate (si)-SynthaseSarcolemmaRats, WistarMyoD ProteinRespiratory MusclesMyocardiumGlucose Transporter Type 4Rats, Sprague-DawleyPapillary MusclesAdenosine TriphosphateKineticsActinsSarcomeresPhosphorylationSignal TransductionGene Expression RegulationRegenerationLactic AcidAbdominal MusclesEnergy MetabolismDiaphragmMuscular Dystrophy, AnimalCreatine KinaseMice, Inbred mdxMolecular Sequence DataAMP-Activated Protein KinasesPhysical Conditioning, AnimalPsoas MusclesMice, Inbred C57BLAgingDystrophinRyanodine Receptor Calcium Release ChannelMasseter MuscleMyocardial ContractionModels, BiologicalInsulin ResistanceFacial MusclesHypertrophyMasticatory MusclesMuscular DystrophiesAdaptation, PhysiologicalNeuromuscular JunctionMotor NeuronsBiomechanical PhenomenaThighIntercostal Muscles