2022
Response to a Water Bolus in Long Term Oral Contraceptive Users
Atkins W, McDermott B, Colburn A, Kavouras S. Response to a Water Bolus in Long Term Oral Contraceptive Users. Frontiers In Sports And Active Living 2022, 4: 857719. PMID: 35548460, PMCID: PMC9082411, DOI: 10.3389/fspor.2022.857719.Peer-Reviewed Original ResearchUrine specific gravityOCP usersUrine osmolalityLong-term oral contraceptive usersOral contraception usersMean arterial pressureTotal urine volumeOral contraceptive usersPlasma volume changesNude body massCopeptin concentrationsArterial pressureUrine outputUrine volumeOCP useBlood glucoseContraceptive usersContraception usersUrine frequencyHeart rateHormone concentrationsFemale volunteersWater bolusBolusTrials
2020
Effects of sex and menstrual cycle on volume-regulatory responses to 24-h fluid restriction
Giersch G, Colburn A, Morrissey M, Butler C, Pruchnicki M, Kavouras S, Charkoudian N, Casa D. Effects of sex and menstrual cycle on volume-regulatory responses to 24-h fluid restriction. AJP Regulatory Integrative And Comparative Physiology 2020, 319: r560-r565. PMID: 32936680, PMCID: PMC7789965, DOI: 10.1152/ajpregu.00173.2020.Peer-Reviewed Original ResearchConceptsUrine specific gravityFluid restrictionMenstrual cycleVolume regulatory responseMenstrual cycle phaseImpact of sexSerum copeptinFluid prescriptionInfluence of sexReproductive hormonesBody mass lossUrine osmolalityUrine colorCopeptinMild dehydrationFluid regulationEffects of sexWomenPhysiological effectsMenSexBody massCycle phaseApparent effectResponse
2019
Afternoon urine osmolality is equivalent to 24 h for hydration assessment in healthy children
Suh H, Summers L, Seal A, Colburn A, Mauromoustakos A, Perrier E, Bottin J, Kavouras S. Afternoon urine osmolality is equivalent to 24 h for hydration assessment in healthy children. European Journal Of Clinical Nutrition 2019, 74: 884-890. PMID: 31624367, PMCID: PMC7283040, DOI: 10.1038/s41430-019-0519-5.Peer-Reviewed Original ResearchConceptsSpot urine samplesHealthy childrenHealth care professionalsUrine osmolalityUrine samplesCare professionalsUrine concentrationsElevated urine osmolalityOverall diagnostic abilityDaily hydrationUrine outputConclusionThese dataCircadian variationDiagnostic abilitySpot samplesChildrenUosmHydration assessmentOsmolalityPresent studyProfessionals