Search Results - "Burgess, Helen J."

Comparing the Morningness-Eveningness Questionnaire and Munich ChronoType Questionnaire to the Dim Light Melatonin Onset by Kantermann, Thomas, Sung, Haein, Burgess, Helen J.

“…The dim light melatonin onset (DLMO) is the most reliable measure of central circadian timing in humans. However, it is not always possible to measure the DLMO…”
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Individual differences in the amount and timing of salivary melatonin secretion by Burgess, Helen J, Fogg, Louis F

“…The aim of this study was to examine individual differences in a large sample of complete melatonin profiles not suppressed by light and search for possible…”
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The effects of COVID-19 stay-at-home order on sleep, health, and working patterns: a survey study of US health care workers by Conroy, Deirdre A, Hadler, Nicole L, Cho, Echelle, Moreira, Aliya, MacKenzie, Chamisa, Swanson, Leslie M, Burgess, Helen J, Arnedt, J Todd, Goldstein, Cathy A

“…By March 2020, COVID-19 forced much of the world to stay at home to reduce the spread of the disease. Whereas some health care workers transitioned to working…”
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Effect of Light and Melatonin and Other Melatonin Receptor Agonists on Human Circadian Physiology by Emens, Jonathan S., MD, Burgess, Helen J., PhD

“…Circadian (body clock) timing has a profound influence on mental health, physical health, and health behaviors. This review focuses on how light, melatonin,…”
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Home Lighting Before Usual Bedtime Impacts Circadian Timing: A Field Study by Burgess, Helen J., Molina, Thomas A.

“…Laboratory studies suggest that evening light before bedtime can suppress melatonin. Here, we measured the range of evening light intensity people can generate…”
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Workshop report. Circadian rhythm sleep–wake disorders: gaps and opportunities by Duffy, Jeanne F, Abbott, Sabra M, Burgess, Helen J, Crowley, Stephanie J, Emens, Jonathan S, Epstein, Lawrence J, Gamble, Karen L, Hasler, Brant P, Kristo, David A, Malkani, Roneil G, Rahman, Shadab A, Thomas, S Justin, Wyatt, James K, Zee, Phyllis C, Klerman, Elizabeth B

“…Abstract This White Paper presents the results from a workshop cosponsored by the Sleep Research Society (SRS) and the Society for Research on Biological…”
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Circadian tau differences and rhythm associations in delayed sleep–wake phase disorder and sighted non-24-hour sleep–wake rhythm disorder by Micic, Gorica, Lovato, Nicole, Ferguson, Sally A, Burgess, Helen J, Lack, Leon

“…Abstract Study Objectives We investigated biological and behavioral rhythm period lengths (i.e. taus) of delayed sleep–wake phase disorder (DSWPD) and…”
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The etiology of delayed sleep phase disorder by Micic, Gorica, Lovato, Nicole, Gradisar, Michael, Ferguson, Sally A, Burgess, Helen J, Lack, Leon C

“…Summary According to classification manuals for sleep disorders, nine disorders are directly related to biological clock timing misalignments. Of all, delayed…”
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Circadian Melatonin and Temperature Taus in Delayed Sleep-wake Phase Disorder and Non-24-hour Sleep-wake Rhythm Disorder Patients by Micic Gorica, Lovato, Nicole, Gradisar, Michael, Burgess, Helen J, Ferguson, Sally A, Lack, Leon

“…Our objectives were to investigate the period lengths (i.e., taus) of the endogenous core body temperature rhythm and melatonin rhythm in delayed sleep-wake…”
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The prevalence and impact of pre-existing sleep disorder diagnoses and objective sleep parameters in patients hospitalized for COVID-19 by Goldstein, Cathy A, Rizvydeen, Muneer, Conroy, Deirdre A, O'Brien, Louise M, Gupta, Gita, Somers, Emily C, Sharma, Pratima, Golob, Jonathan L, Troost, Jonathan P, Burgess, Helen J

“…Obstructive sleep apnea and other sleep disorders overlap with comorbidities associated with poor outcomes related to severe acute respiratory syndrome…”
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A three pulse phase response curve to three milligrams of melatonin in humans by Burgess, Helen J., Revell, Victoria L., Eastman, Charmane I.

“…Exogenous melatonin is increasingly used for its phase shifting and soporific effects. We generated a three pulse phase response curve (PRC) to exogenous…”
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Pregnancy rest-activity patterns are related to salivary cortisol rhythms and maternal-fetal health indicators in women from a disadvantaged population by Casey, Theresa, Sun, Hui, Suarez-Trujillo, Aridany, Crodian, Jennifer, Zhang, Lingsong, Plaut, Karen, Burgess, Helen J, Dowden, Shelley, Haas, David M, Ahmed, Azza

“…Irregular rest-activity patterns can disrupt metabolic and hormonal physiology and potentially lead to disease. Little is known regarding rest-activity…”
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Evening ambient light exposure can reduce circadian phase advances to morning light independent of sleep deprivation by BURGESS, HELEN J.

“…Summary Short sleep/dark durations are common in modern society. We investigated if exposure to additional evening ambient light, often associated with later…”
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Can Circadian Dysregulation Exacerbate Migraines? by Ong, Jason C., Taylor, Hannah L., Park, Margaret, Burgess, Helen J., Fox, Rina S., Snyder, Sarah, Rains, Jeanetta C., Espie, Colin A., Wyatt, James K.

“…Objective This observational pilot study examined objective circadian phase and sleep timing in chronic migraine (CM) and healthy controls (HC) and the impact…”
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Morning light treatment for traumatic stress: The role of amygdala reactivity study protocol by Cenkner, David P, Burgess, Helen J, Huizenga, Brooke, Duval, Elizabeth R, Kim, Hyungjin Myra, Phan, K Luan, Liberzon, Israel, Klumpp, Heide, Abelson, James, Horwitz, Adam, Mooney, Ann, Raglan, Greta B, Zalta, Alyson K

“…Exposure to trauma can result in various mental health disorders including anxiety, depression, and posttraumatic stress disorder (PTSD). Although…”
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Association between Timing of Energy Intake and Insulin Sensitivity: A Cross-Sectional Study by Rangaraj, Vittobai Rashika, Siddula, Alankrita, Burgess, Helen J, Pannain, Silvana, Knutson, Kristen L

“…In addition to the caloric and macronutrient composition of meals, timing of energy consumption may be important for optimal glucose metabolism. Our goal was…”
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The endogenous circadian temperature period length (tau) in delayed sleep phase disorder compared to good sleepers by Micic, Gorica, Bruyn, Amanda, Lovato, Nicole, Wright, Helen, Gradisar, Michael, Ferguson, Sally, Burgess, Helen J., Lack, Leon

“…Summary The currently assumed aetiology for delayed sleep phase disorder (DSPD) is a delay of the circadian system. Clinicians have sought to use bright light…”
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Dietary Patterns in Relation to Prospective Sleep Duration and Timing among Mexico City Adolescents by Jansen, Erica C, Baylin, Ana, Cantoral, Alejandra, Téllez Rojo, Martha María, Burgess, Helen J, O'Brien, Louise M, Torres Olascoaga, Libni, Peterson, Karen E

“…Adult studies show that healthy diet patterns relate to better sleep. However, evidence during adolescence, when sleep may change dramatically, is lacking…”
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Morning light treatment for inflammatory bowel disease: a clinical trial by Cohen-Mekelburg, Shirley, Goldstein, Cathy A, Rizvydeen, Muneer, Fayyaz, Zainab, Patel, Priya J, Berinstein, Jeffrey A, Bishu, Shrinivas, Cushing-Damm, Kelly C, Kim, Hyungjin Myra, Burgess, Helen J

“…Inflammatory bowel disease (IBD) affects over 3 million Americans and has a relapsing and remitting course with up to 30% of patients experiencing…”
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Overnight urinary melatonin levels in women with and without HIV: An observational cohort study by Burgess, Helen J, Weber, Kathleen M, Morack, Ralph, Yohannes, Tsion, Xing, Jiaqian, Xue, Xiaonan, Gustafson, Deborah, Sharma, Anjali, Daubert, Elizabeth, Rogando, Andrea C, French, Audrey L

“…Despite significant improvements in longevity and quality of life associated with antiretroviral therapy, individuals with HIV still suffer from a higher…”
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