2009
Sex hormone effects on body fluid and sodium regulation in women with and without exercise-associated hyponatremia
Stachenfeld NS, Taylor HS. Sex hormone effects on body fluid and sodium regulation in women with and without exercise-associated hyponatremia. Journal Of Applied Physiology 2009, 107: 864-872. PMID: 19556454, DOI: 10.1152/japplphysiol.91211.2008.Peer-Reviewed Original ResearchConceptsExercise-associated hyponatremiaSodium lossGonadotropin-releasing hormone antagonistPeak oxygen consumptionMin of exerciseHistory of hyponatremiaHigh water intakeGnRH-antFluid retentionHormone antagonistProgesterone exposureEndurance exerciseDay 4Hormone effectsDay 13HyponatremiaSodium regulationHormone conditionsWomenHypoWater intakeOxygen consumptionProgesteroneExerciseLittle fall
2000
Estrogen modifies the temperature effects of progesterone
Stachenfeld N, Silva C, Keefe D. Estrogen modifies the temperature effects of progesterone. Journal Of Applied Physiology 2000, 88: 1643-1649. PMID: 10797125, DOI: 10.1152/jappl.2000.88.5.1643.Peer-Reviewed Original ResearchConceptsOral contraceptive administrationFollicular phaseLuteal phaseContraceptive administrationBaseline esophageal temperatureOC PFollicular phase levelsMin of exerciseMidluteal menstrual phasesProgestin administrationCore temperature thresholdMenstrual phaseDegrees C. SubjectsEsophageal temperatureEstrogenC. SubjectsAdministrationPassive heatingProgestinsCore temperatureExercisePrevious findingsProgesteronePhase levelsMin