Myotonic DystrophyMuscle WeaknessMuscular Dystrophy, DuchenneMyositis, Inclusion BodyMuscle, SkeletalMuscular DystrophiesRelaxation TherapyMuscular Dystrophy, AnimalMusclesDystrophinMyotonic DisordersMuscular DiseasesTrinucleotide Repeat ExpansionMuscle Fibers, SkeletalMice, Inbred mdxMuscular AtrophyMeditationTrinucleotide RepeatsCorneal Dystrophies, HereditaryMyotoniaMuscular Atrophy, SpinalMuscle ProteinsMuscular Dystrophy, FacioscapulohumeralNeuromuscular DiseasesRespiratory MusclesMyopathies, NemalineMuscle ContractionDisease Models, AnimalMuscle, SmoothPedigreeMice, TransgenicFuchs' Endothelial DystrophyRNA-Binding ProteinsElectromyographyMuscle, Smooth, VascularProtein-Serine-Threonine KinasesMuscle DevelopmentDNA Repeat ExpansionRetinal DystrophiesMyositisChromosomes, Human, Pair 19MyoblastsMuscle FatiguePolymyositisMutationDiaphragmMuscle StrengthMyotonia CongenitaMuscle Fibers, Slow-TwitchMuscle Fibers, Fast-TwitchQuadriceps MusclePhenotypeMitochondria, MuscleAlternative SplicingBase SequenceSarcoglycansRepetitive Sequences, Nucleic AcidDermatomyositisMuscular Dystrophy, OculopharyngealMolecular Sequence DataMuscular Dystrophy, Emery-DreifussMuscle DenervationIsometric ContractionHypokalemic Periodic ParalysisMyopathies, Structural, CongenitalExonsMyasthenia GravisRNA, MessengerRNAAge of OnsetCharcot-Marie-Tooth DiseaseLens DiseasesMyasthenic Syndromes, CongenitalGenes, DominantOculomotor MusclesMuscle HypotoniaMyocytes, Smooth MuscleChromosomes, Human, 19-20Neuroaxonal DystrophiesTime FactorsCells, CulturedBiopsyCreatine KinaseNeck MusclesGenetic LinkageDNA Mutational AnalysisNeuromuscular JunctionRespiratory ParalysisMuscle, StriatedOphthalmoplegiaMuscular Dystrophies, Limb-GirdlePolymerase Chain ReactionDistal MyopathiesAlleles3' Untranslated RegionsRNA SplicingDystroglycansDystrophin-Associated ProteinsMuscle RelaxationMuscle Strength Dynamometer