SpasmSpasms, InfantileExercise TestMusclesHemifacial SpasmExercise TherapyExerciseMuscle, SkeletalExercise ToleranceMuscle ProteinsMuscle, SmoothCoronary VasospasmMuscle Fibers, SkeletalPhysical ExertionMuscle ContractionMuscle, Smooth, VascularEsophageal Spasm, DiffuseMuscle DevelopmentMuscle FatigueOxygen ConsumptionFacial MusclesPhysical EnduranceMuscle Fibers, Fast-TwitchErgonovineMuscle Fibers, Slow-TwitchMuscle DenervationMitochondria, MuscleAngina Pectoris, VariantMyocytes, Smooth MuscleNeck MusclesQuadriceps MuscleRespiratory MusclesOculomotor MusclesTime FactorsMuscle WeaknessMuscle RelaxationHeart RateElectromyographyMuscle, StriatedMuscle SpindlesMuscle Stretching ExercisesBicyclingAbdominal MusclesRestIsometric ContractionPapillary MusclesRunningResistance TrainingPhysical FitnessLactic AcidGlycogenMasticatory MusclesMuscle CellsLegMuscular AtrophyMasseter MuscleAnaerobic ThresholdIntercostal MusclesBlepharospasmPulmonary Gas ExchangeMuscular DiseasesSatellite Cells, Skeletal MuscleRegional Blood FlowBreathing ExercisesEnergy MetabolismBlood PressurePectoralis MusclesAdaptation, PhysiologicalHindlimbMuscle SpasticityElectric StimulationVigabatrinWeight LiftingTemporal MusclePhysical Education and TrainingAnalysis of VarianceMyofibrilsBiomechanical PhenomenaRats, Sprague-DawleyTreatment OutcomeMyosin Heavy ChainsInsulinPsoas MusclesAgingCalciumPhosphocreatineAcetylcholineElectrocardiographyPharyngeal MusclesRabbitsHeartOxygenBody WeightMuscle CrampAngina PectorisHemodynamicsBlood GlucoseDiaphragmRats, WistarMotor Neurons