Mirror NeuronsBrain WavesCircadian RhythmMagnetoencephalographyPeriodicityElectroencephalographyHand StrengthBacteriophage muReceptors, Opioid, muGene FrequencyBiological ClocksSuprachiasmatic NucleusPeriod Circadian ProteinsCircadian Rhythm Signaling Peptides and ProteinsActivity CyclesSleep Disorders, Circadian RhythmPhotoperiodAlpha RhythmCircadian ClocksCLOCK ProteinsAtrial FibrillationTime FactorsARNTL Transcription FactorsLightMutationDarknessAction PotentialsChronobiology DisordersElectric CountershockElectrocardiographyMotor ActivityAllelesHeart RateGenotypeNeuronsBeta RhythmOscillometryElectric StimulationAnti-Arrhythmia AgentsSleepElectrophysiologyBody TemperatureImmunoglobulin mu-ChainsDelta RhythmPolymorphism, GeneticCryptochromesMolecular Sequence DataBase SequenceAcoustic StimulationArrhythmias, CardiacFourier AnalysisHeart Conduction SystemWakefulnessCatheter AblationSignal Processing, Computer-AssistedHeart AtriaRespirationAnalysis of VarianceCase-Control StudiesNerve NetPhenotypeModels, BiologicalJet Lag SyndromeFeeding BehaviorAdaptor Protein Complex mu SubunitsBehavior, AnimalVibrationModels, NeurologicalTreatment OutcomeRats, Sprague-DawleyAccelerated Idioventricular RhythmLocomotionCardiac Pacing, ArtificialCatsPolymerase Chain ReactionMice, Inbred C57BLRecombination, GeneticProspective StudiesGenetic VariationPolymorphism, Single NucleotideChronobiology PhenomenaRisk FactorsHaplotypesLightingRespiratory MechanicsAtrial FlutterAuditory PerceptionComputer SimulationPhotic StimulationArrhythmia, SinusAlgorithmsAnimals, NewbornSynaptic TransmissionBrainModels, GeneticAuditory ThresholdGenetic Predisposition to DiseaseFollow-Up StudiesElectrocardiography, AmbulatoryAmiodarone