Muscle Strength DynamometerMuscle StrengthMuscle, SkeletalMuscle WeaknessIsometric ContractionMusclesHand StrengthRespiratory MusclesTorqueKneeMuscle ContractionQuadriceps MuscleRange of Motion, ArticularMuscle FatigueMuscle ProteinsBiomechanical PhenomenaMuscle, SmoothResistance TrainingMuscle Fibers, SkeletalKnee JointAnkle JointMuscle, Smooth, VascularPhysical EnduranceElectromyographyExercise TherapyElbowMuscle DevelopmentTensile StrengthMuscle Stretching ExercisesLegReproducibility of ResultsPhysical FitnessHipExercisePhysical Therapy ModalitiesGaitShoulderAbdominal MusclesWeight LiftingExercise TestPostural BalanceMuscle SpasticityWalkingMuscle Fibers, Fast-TwitchTime FactorsAgingMovementNeck MusclesGravitationPinch StrengthBreathing ExercisesMuscle Fibers, Slow-TwitchSarcopeniaInspiratory CapacityMuscle HypertoniaMaximal Voluntary VentilationMuscle DenervationErgometryNeuromuscular DiseasesMuscle, Striated