Cardiovascular Physiological PhenomenaDental Physiological PhenomenaDigestive System and Oral Physiological PhenomenaReproductive and Urinary Physiological PhenomenaMusculoskeletal and Neural Physiological PhenomenaCirculatory and Respiratory Physiological PhenomenaIntegumentary System Physiological PhenomenaSports Nutritional Physiological PhenomenaReproductive Physiological PhenomenaPhysiological PhenomenaElder Nutritional Physiological PhenomenaHeartUrinary Tract Physiological PhenomenaMusculoskeletal Physiological PhenomenaHeart RateVirus Physiological PhenomenaDigestive System Physiological PhenomenaBlood Physiological PhenomenaHeart FailureHeart DiseasesAdolescent Nutritional Physiological PhenomenaOcular Physiological PhenomenaHeart TransplantationHeart Defects, CongenitalNervous System Physiological PhenomenaRespiratory Physiological PhenomenaCell Physiological PhenomenaSkin Physiological PhenomenaPrenatal Nutritional Physiological PhenomenaPlant Physiological PhenomenaFetal HeartBacterial Physiological PhenomenaHeart ValvesMaternal Nutritional Physiological PhenomenaHeart AtriaChild Nutritional Physiological PhenomenaNutritional Physiological PhenomenaHeart BlockInfant Nutritional Physiological PhenomenaMyocardiumHeart Arrest, InducedTime FactorsHeart Function TestsMyocardial ContractionMyocardial IschemiaMyocytes, CardiacHemodynamicsCoronary DiseaseRaynaud Disease