Muscle ContractionIsometric ContractionMuscle, SkeletalTorqueTarsus, AnimalMuscle FatigueMuscle Fibers, SkeletalMuscle ProteinsMuscle StrengthMusclesMice, Inbred mdxMuscular Dystrophy, AnimalMuscular Dystrophy, DuchenneElectric StimulationQuadriceps MuscleElectromyographyMuscle, SmoothDesminExcitation Contraction CouplingExerciseBiomechanical PhenomenaMuscle, Smooth, VascularHindlimbStress, MechanicalDystrophinPhysical ExertionMice, Inbred ICRTime FactorsMuscle DevelopmentUterine ContractionMyocardial ContractionRats, Sprague-DawleyRats, WistarMuscle Fibers, Fast-TwitchMuscle RelaxationMuscle Fibers, Slow-TwitchMice, Inbred C57BLMuscle DenervationMuscle SpindlesMyocytes, Smooth MuscleCalciumOculomotor MusclesMitochondria, MuscleMuscular DiseasesIsotonic ContractionPapillary MusclesTendinopathyNeck MusclesMuscle, StriatedGuinea PigsRabbitsRespiratory MusclesMuscle WeaknessVasoconstrictionElbowCreatine KinaseAbdominal MusclesMuscle CellsMyofibrilsMotor NeuronsMasseter MuscleMasticatory MusclesFacial MusclesIntercostal MusclesTracheaSatellite Cells, Skeletal MuscleDose-Response Relationship, DrugKneeSarcomeresLegPotassium ChlorideMuscular AtrophyAcetylcholineTendonsThighPhysical EnduranceCells, CulturedAdaptation, PhysiologicalWeight LiftingMyocardiumResistance TrainingElbow JointVolitionMyosin Heavy ChainsCatsDogsUrinary BladderGastrointestinal MotilityCaffeinePsoas MusclesPectoralis MusclesVasoconstrictor AgentsNorepinephrineDiaphragmNeuromuscular JunctionMovementMusculoskeletal Physiological PhenomenaAchilles TendonGlycogenRecruitment, Neurophysiological