Isometric ContractionExercisePhysical ExertionExercise TestMuscle, SkeletalMusclesMuscle ContractionLaser-Doppler FlowmetryChoroidMuscle FatigueHand StrengthHeart RateExercise TherapyBlood PressureRegional Blood FlowElectromyographyIntraocular PressureExercise ToleranceMuscle ProteinsMuscle, SmoothMuscle Fibers, SkeletalTonometry, OcularLegBlood Flow VelocityMuscle, Smooth, VascularReflexTime FactorsSympathetic Nervous SystemCardiac OutputMuscle DevelopmentCross-Over StudiesPhysical EnduranceElectric StimulationFovea CentralisHemodynamicsOxygen ConsumptionMuscle Fibers, Fast-TwitchHeartMuscle Fibers, Slow-TwitchVascular ResistanceCold TemperatureMuscle RelaxationQuadriceps MuscleTorqueMuscle DenervationReceptor, Endothelin AMitochondria, MusclePapillary MusclesDouble-Blind MethodNeck MusclesMuscle WeaknessPeptides, CyclicMyocytes, Smooth MuscleMuscle SpindlesElectrocardiographyBiomechanical PhenomenaIsotonic ContractionMuscle StrengthHypertensionMuscle Stretching ExercisesRespiratory MusclesMuscle, StriatedRestAbdominal MusclesOculomotor MusclesBicyclingPsoas MusclesRunningMuscular AtrophyPhysical FitnessKneeSarcomeresLactic AcidGlycogenMasseter MuscleResistance TrainingMuscle CellsHindlimbCalciumMasticatory MusclesAdaptation, PhysiologicalEnergy MetabolismRabbitsMuscular DiseasesPhosphocreatineFacial MusclesMotor NeuronsAnaerobic ThresholdAnalysis of VarianceIntercostal MusclesThighRana temporariaWeight LiftingPulmonary Gas ExchangeMuscle Strength DynamometerPhysical Education and TrainingAgingElbowMyosin Heavy ChainsSatellite Cells, Skeletal Muscle