1983
Sighs During Sleep in Adult Humans
Perez-Padilla R, West P, Kryger M. Sighs During Sleep in Adult Humans. Sleep 1983, 6: 234-243. PMID: 6622880, DOI: 10.1093/sleep/6.3.234.Peer-Reviewed Original ResearchConceptsSleep stage changesCentral apneaGreat intersubject variationExpiratory flowRespiratory centerInspiratory flowEMG activityHeart rateRespiratory rateNormal adultsRespiratory cycleSleepIntersubject variationAdult humansRespiratory controlSleep stagesEEG frequenciesStage 1Normal variabilityPrevious breathStage changesSighsArousalHypoventilationApnea
1981
Sleep Disorders in Chronic Airflow Obstruction
Fleetham J, Kryger M. Sleep Disorders in Chronic Airflow Obstruction. Medical Clinics Of North America 1981, 65: 549-561. PMID: 7017303, DOI: 10.1016/s0025-7125(16)31513-9.Peer-Reviewed Original ResearchConceptsChronic airflow obstructionAirflow obstructionPulmonary hypertensionCardiac arrhythmiasLess rapid eye movement sleepRapid eye movement (REM) sleepSecondary pulmonary hypertensionNocturnal oxygen therapyGas exchange abnormalitiesSleep apnea syndromeEye movement sleepSleep stage changesApnea syndromeOxygen therapyPhysiologic disturbancesMovement sleepSleep disordersSleep profilesPatientsObstructionSleepHypertensionArrhythmiasStage changesSyndrome