Muscle Strength DynamometerMuscle StrengthMuscle, SkeletalMuscle WeaknessIsometric ContractionMusclesHand StrengthRespiratory MusclesTorqueKneeMuscle ContractionQuadriceps MuscleRange of Motion, ArticularMuscle FatigueMuscle ProteinsBiomechanical PhenomenaResistance TrainingMuscle, SmoothMuscle Fibers, SkeletalKnee JointAnkle JointMuscle, Smooth, VascularPhysical EnduranceElectromyographyElbowTensile StrengthExercise TherapyMuscle DevelopmentMuscle Stretching ExercisesLegPhysical FitnessHipExerciseShoulderPhysical Therapy ModalitiesGaitAbdominal MusclesWeight LiftingMuscle Fibers, Fast-TwitchMuscle SpasticityPostural BalanceExercise TestWalkingNeck MusclesPinch StrengthBreathing ExercisesGravitationMovementAgingMuscle Fibers, Slow-TwitchSarcopeniaInspiratory CapacityMuscle HypertoniaErgometryMuscle DenervationMaximal Voluntary VentilationMuscle, StriatedNeuromuscular Diseases