2021
Estrogen to Progesterone Ratio and Fluid Regulatory Responses to Varying Degrees and Methods of Dehydration
Giersch G, Charkoudian N, Morrissey M, Butler C, Colburn A, Caldwell A, Kavouras S, Casa D. Estrogen to Progesterone Ratio and Fluid Regulatory Responses to Varying Degrees and Methods of Dehydration. Frontiers In Sports And Active Living 2021, 3: 722305. PMID: 34723178, PMCID: PMC8551666, DOI: 10.3389/fspor.2021.722305.Peer-Reviewed Original ResearchCopeptin concentrationsFluid restrictionFollicular phaseHigher copeptin concentrationsLate follicular phaseSerum copeptin concentrationExercise-heat stressFluid volume regulationSerum estrogenExercise trialsProgesterone ratioMidluteal phaseRegulatory biomarkersMenstrual cycleEstrogen concentrationsEstrogenPlasma osmolalityStatistical significanceDegree of dehydrationProgesteronePossible relationshipBody massVolume regulationVarying DegreesLow levels
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