Muscle WeaknessMuscular DiseasesNeuromuscular DiseasesMyopathies, NemalineMuscle, SkeletalHypokalemic Periodic ParalysisMuscular AtrophyDiaphragmMyositisRespiratory MusclesMuscle StrengthMyasthenia GravisPolymyositisElectromyographyRespiratory ParalysisPolyneuropathiesBrachial Plexus NeuritisMotor Neuron DiseasePostpoliomyelitis SyndromeMyositis, Inclusion BodyDermatomyositisParalysisMuscle HypotoniaMyasthenic Syndromes, CongenitalMuscular DystrophiesMyopathies, Structural, CongenitalDistal MyopathiesCharcot-Marie-Tooth DiseaseQuadriceps MuscleGuillain-Barre SyndromeNeural ConductionLambert-Eaton Myasthenic SyndromeHypesthesiaMuscular Dystrophies, Limb-GirdleOphthalmoplegiaParesthesiaRhabdomyolysisMyotoniaParesisMagnetic Resonance ImagingHypokalemiaParalyses, Familial PeriodicMuscle ContractionSensation DisordersNeurologic ExaminationMuscle Strength DynamometerConversion DisorderParalysis, Hyperkalemic PeriodicReflex, AbnormalBulbar Palsy, ProgressiveEvidence-Based MedicineMuscular Atrophy, SpinalHereditary Sensory and Motor NeuropathyMyotonic DystrophySyndromeMuscle Fibers, SkeletalPeripheral Nervous System DiseasesIsometric ContractionMuscle FatiguePedigreeNervous System DiseasesRespiratory InsufficiencySpinal Cord CompressionMusclesFatal OutcomeSarcopeniaTreatment OutcomeDysarthriaElectrodiagnosisNeuromuscular Junction DiseasesPyridostigmine BromideMuscular Dystrophy, DuchenneGlycogen Storage Disease Type IIHemiplegiaAtaxiaSpinal Cord DiseasesQuadriplegiaEarly AmbulationPolyradiculoneuropathySpinal Cord NeoplasmsNeuromuscular JunctionCervical VertebraeMuscular Dystrophy, OculopharyngealMyoglobinuriaMuscular Dystrophy, FacioscapulohumeralAmyotrophic Lateral SclerosisLaminectomyBiopsyReceptors, CholinergicPhenotypeParaparesisAstheniaHand StrengthSeverity of Illness IndexSpastic Paraplegia, HereditaryFacial ParalysisTime FactorsTomography, X-Ray ComputedSural NerveFatigue