2020
Menstrual cycle and thermoregulation during exercise in the heat: A systematic review and meta-analysis
Giersch GEW, Morrissey MC, Katch RK, Colburn AT, Sims ST, Stachenfeld NS, Casa DJ. Menstrual cycle and thermoregulation during exercise in the heat: A systematic review and meta-analysis. Journal Of Science And Medicine In Sport 2020, 23: 1134-1140. PMID: 32499153, DOI: 10.1016/j.jsams.2020.05.014.Peer-Reviewed Original ResearchConceptsSystematic reviewHeart rateSweat rateSkin temperatureMenstrual cycle phaseMenstrual cycle variationsAerobic exerciseFollicular phaseMenstrual cycleLuteal phaseInclusion criteriaMenstrual phaseLimited available dataMean skin temperatureEffect size estimatesSignificant differencesBody temperatureEffect sizeExerciseWomenCycle phaseInternal body temperatureReviewTotal number
2018
Measurement of compensatory reserve predicts racial differences in tolerance to simulated hemorrhage in women
Wenner MM, Hinds KA, Howard JT, Nawn CD, Stachenfeld NS, Convertino VA. Measurement of compensatory reserve predicts racial differences in tolerance to simulated hemorrhage in women. Journal Of Trauma And Acute Care Surgery 2018, 85: s77-s83. PMID: 29443858, PMCID: PMC6023758, DOI: 10.1097/ta.0000000000001837.Peer-Reviewed Original ResearchConceptsLower body negative pressureBeat blood pressureHg lower body negative pressureCentral blood volumeCompensatory reserve measurementHeart rateWhite womenBlood volumeProgressive lower body negative pressureInadequate tissue oxygenationSigns/symptomsBody negative pressureProgressive central hypovolemiaRacial differencesStandard vital signsAfrican American womenBlood pressureHemodynamic decompensationAA womenCentral hypovolemiaRetrospective analysisTissue oxygenationRate of declineHemorrhageNegative pressure
2017
Measurement of the Compensatory Reserve Predicts Racial Differences in Orthostatic Tolerance
Wenner M, Hinds K, Howard J, Nawn C, Stachenfeld N, Convertino V. Measurement of the Compensatory Reserve Predicts Racial Differences in Orthostatic Tolerance. The FASEB Journal 2017, 31: 1087.2-1087.2. DOI: 10.1096/fasebj.31.1_supplement.1087.2.Peer-Reviewed Original ResearchLower body negative pressureBeat blood pressureCompensatory reserve indexMmHg lower body negative pressureCaucasian womenStroke volumeHeart rateOrthostatic toleranceAA womenOrthostatic stressProgressive lower body negative pressureCentral blood volumeBody negative pressureProgressive central hypovolemiaRacial differencesTraditional vital signsUS Army Medical ResearchAfrican American womenBlood pressure waveformBlood pressureHemodynamic decompensationCentral hypovolemiaLBNP stageArmy Medical ResearchBlood volume
2014
Impact of lower body negative pressure induced hypovolemia on peripheral venous pressure waveform parameters in healthy volunteers
Alian AA, Galante NJ, Stachenfeld NS, Silverman DG, Shelley KH. Impact of lower body negative pressure induced hypovolemia on peripheral venous pressure waveform parameters in healthy volunteers. Physiological Measurement 2014, 35: 1509-1520. PMID: 24901895, DOI: 10.1088/0967-3334/35/7/1509.Peer-Reviewed Original ResearchConceptsLower body negative pressureBlood pressureBody negative pressureCardiac modulationHeart ratePulse pressurePVP waveformsProgressive lower body negative pressureArterial systolic blood pressureFinger arterial blood pressurePeripheral venous pressure waveformsMmHg lower body negative pressureMean blood pressureDiastolic blood pressureSystolic blood pressureArterial blood pressureArterial BP valuesPressure waveformSignificant reductionMild hypovolemiaVenous pressureHemodynamic changesIntravenous siteRespiratory modulationBP values
2013
Mechanisms contributing to low orthostatic tolerance in women: the influence of oestradiol
Wenner MM, Haddadin A, Taylor HS, Stachenfeld NS. Mechanisms contributing to low orthostatic tolerance in women: the influence of oestradiol. The Journal Of Physiology 2013, 591: 2345-2355. PMID: 23401618, PMCID: PMC3650699, DOI: 10.1113/jphysiol.2012.247882.Peer-Reviewed Original ResearchConceptsLow orthostatic toleranceE2 administrationOrthostatic toleranceVascular resistanceBlood pressureStroke volumeHeart rateGonadotrophin-releasing hormone antagonistLevels of LBNPLower central volumeReproductive hormone productionAdministration of E2Peripheral vascular resistanceBeat blood pressureAutonomic cardiovascular regulationLower stroke volumeLower body negative pressure testHeart rate responseInfluence of oestradiolBaroreflex controlTolerant womenHormone antagonistCardiovascular regulationPeripheral vasoconstrictionAutonomic control
2010
Greater Orthostatic Tolerance in Young Black Compared With White Women
Hinds K, Stachenfeld NS. Greater Orthostatic Tolerance in Young Black Compared With White Women. Hypertension 2010, 56: 75-81. PMID: 20458005, PMCID: PMC2909588, DOI: 10.1161/hypertensionaha.110.150011.Peer-Reviewed Original ResearchConceptsLower body negative pressureBody negative pressureOrthostatic toleranceWhite womenHeart rateGreater sympathetic nervous system responseR intervalSympathetic nervous system responsesPlasma renin activityPlasma catecholamine concentrationsSerum aldosterone concentrationNervous system responsesNegative pressureBlack womenCumulative stress indexWoman underwentRenin activityAldosterone concentrationBaroreflex functionBlood pressureCatecholamine concentrationsOrthostatic challengePlasma concentrationsHealthy blacksBlood samplesGreater orthostatic tolerance in young black compared to white women
Hinds K, Stachenfeld N. Greater orthostatic tolerance in young black compared to white women. The FASEB Journal 2010, 24: 977.9-977.9. DOI: 10.1096/fasebj.24.1_supplement.977.9.Peer-Reviewed Original ResearchLower body negative pressureOrthostatic toleranceWhite womenCumulative stress indexHeart rateLevels of LBNPR intervalPlasma renin activitySympathetic nervous systemSerum aldosterone concentrationBody negative pressureRenin activityAldosterone concentrationBaroreflex functionBlood pressurePlasma catecholaminesOrthostatic stressHealthy blacksBlood samplesNervous systemWomenPresyncopeBaselineYoung blacksBW
2007
The Effects of Hockey Protective Equipment on High-Intensity Intermittent Exercise
NOONAN B, MACK G, STACHENFELD N. The Effects of Hockey Protective Equipment on High-Intensity Intermittent Exercise. Medicine & Science In Sports & Exercise 2007, 39: 1327-1335. PMID: 17762366, DOI: 10.1249/mss.0b013e3180619644.Peer-Reviewed Original ResearchConceptsProtective equipmentExercise protocolSprint power outputHigh-intensity intermittent exerciseIntermittent exercise protocolCore temperaturePlasma lactate concentrationRecovery heart rateElevated body temperatureCotton undergarmentsExercise performanceIntermittent exerciseHeart rateBlood lactateCycle ergometerMean power outputFluid homeostasisLactate concentration
1992
Predictive accuracy of criteria used to assess maximal oxygen consumption
Stachenfeld N, Eskenazi M, Gleim G, Coplan N, Nicholas J. Predictive accuracy of criteria used to assess maximal oxygen consumption. American Heart Journal 1992, 123: 922-925. PMID: 1550001, DOI: 10.1016/0002-8703(92)90697-t.Peer-Reviewed Original ResearchConceptsAge-predicted maximal heart rateMaximal heart rateHeart rateMaximal testProgressive testIncremental cycle ergometryMaximal work rateRespiratory exchange ratioNegative predictive valueMaximal oxygen consumptionOxygen consumptionExercise testPeak lactateCycle ergometryPredictive valueSeparate daysExchange ratioThird dayWork rateInsensitive measureVO2 plateauSensitive criteriaSubjectsDaysPredictive accuracy
1991
Gender differences in the systolic blood pressure response to exercise
Gleim G, Stachenfeld N, Coplan N, Nicholas J. Gender differences in the systolic blood pressure response to exercise. American Heart Journal 1991, 121: 524-530. PMID: 1990758, DOI: 10.1016/0002-8703(91)90721-s.Peer-Reviewed Original ResearchConceptsSystolic blood pressure responseBlood pressure responseSystolic blood pressureBody surface areaLean body massBlood pressurePressure responseBody weightHigher systolic blood pressureSympathetic nervous system responsesNormal cardiac responseUrinary norepinephrine excretionPeak heart rateNervous system responsesGender differencesNorepinephrine excretionBody massExercise modalitiesDynamic exerciseHeart rateCardiac responseInfluence of genderMenModalitiesResponse