{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,27]],"date-time":"2026-08-27T01:06:53Z","timestamp":1787792813914,"version":"build-2784847793"},"reference-count":63,"publisher":"Wiley","issue":"12","license":[{"start":{"date-parts":[[2023,8,30]],"date-time":"2023-08-30T00:00:00Z","timestamp":1693353600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/100000057","name":"National Institute of General Medical Sciences","doi-asserted-by":"publisher","award":["P20GM103432"],"award-info":[{"award-number":["P20GM103432"]}],"id":[{"id":"10.13039\/100000057","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000025","name":"National Institute of Mental Health","doi-asserted-by":"publisher","award":["T32MH082761"],"award-info":[{"award-number":["T32MH082761"]}],"id":[{"id":"10.13039\/100000025","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Intl J Eating Disorders"],"published-print":{"date-parts":[[2023,12]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>Circadian rhythm disruptions are associated with binge eating, can be causal of negative mood, and may be corrected with bright light exposure. A subtype of individuals with binge\u2010spectrum eating disorders are characterized by combined high dietary restraint and negative affect. These individuals have higher eating disorder psychopathology and poorer treatment response. We aimed to test the targeted effects of morning bright light exposure on individuals with binge\u2010spectrum eating disorders, hypothesizing significant reductions in binge eating for those characterized by high dietary restraint and negative affect.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      Participants (\n                      <jats:italic>N\u2009=<\/jats:italic>\n                      \u200934 females with binge\u2010eating disorder and bulimia nervosa) used a morning bright light and normal light for 10 consecutive days each, in randomized order. They completed the Change in Eating Disorder Symptoms (CHEDS) scale\u00a0at baseline, day 12 (when they switched lamps), and day 22. We conducted moderation analyses, clustering data by person, controlling for order, and examining the effect of light condition on binge eating according to baseline restraint and negative affect.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>At high levels of combined dietary restraint and negative affect, participants experienced a reduction in binge eating and food preoccupation following exposure to morning bright light. There were no changes in restrictive eating, body preoccupation, body dissatisfaction, or body checking following exposure to morning bright light for these individuals.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Discussion<\/jats:title>\n                    <jats:p>These findings suggest that morning bright light may be a useful adjunct to empirically supported eating disorder treatments that target binge eating, especially for individuals characterized by the difficult to treat restraint\/negative affect subtype.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Public Significance<\/jats:title>\n                    <jats:p>At high levels of combined dietary restraint and negative affect, participants with binge\u2010spectrum eating disorders experienced a reduction in binge eating and food preoccupation following exposure to morning bright light. These findings suggest that morning bright light may be a useful adjunct to empirically supported eating disorder treatments that target binge eating, especially for individuals characterized by the difficult\u2010to\u2010treat restraint\/negative affect subtype.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/eat.24054","type":"journal-article","created":{"date-parts":[[2023,8,30]],"date-time":"2023-08-30T03:11:35Z","timestamp":1693365095000},"page":"2250-2259","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Responses to bright light exposure in individuals with binge\u2010spectrum eating disorders characterized by high dietary restraint and negative affect"],"prefix":"10.1002","volume":"56","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-1950-3332","authenticated-orcid":false,"given":"P. Evelyna","family":"Kambanis","sequence":"first","affiliation":[{"name":"Eating Disorders Clinical and Research Program Massachusetts General Hospital  Boston Massachusetts USA"},{"name":"Department of Psychiatry Harvard Medical School  Boston Massachusetts USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0687-6623","authenticated-orcid":false,"given":"Angeline R.","family":"Bottera","sequence":"additional","affiliation":[{"name":"Department of Psychology University of Kansas  Lawrence Kansas USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6307-4029","authenticated-orcid":false,"given":"Kyle P.","family":"De Young","sequence":"additional","affiliation":[{"name":"Department of Psychology University of Wyoming  Laramie Wyoming USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2023,8,30]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jpsychires.2006.11.010"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jad.2016.03.016"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1007\/s11920-016-0728-8"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1176\/appi.books.9780890425596"},{"key":"e_1_2_9_6_1","doi-asserted-by":"publisher","DOI":"10.1017\/S0954422410000016"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1002\/eat.23206"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.3390\/nu13093276"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.4088\/PCC.16r02008"},{"key":"e_1_2_9_10_1","doi-asserted-by":"publisher","DOI":"10.1097\/01.psy.0000221254.77675.f5"},{"key":"e_1_2_9_11_1","doi-asserted-by":"publisher","DOI":"10.1016\/s0010-440x(99)90088-3"},{"key":"e_1_2_9_12_1","doi-asserted-by":"publisher","DOI":"10.4137\/SART.S7864"},{"key":"e_1_2_9_13_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.smrv.2007.07.009"},{"key":"e_1_2_9_14_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.brat.2007.09.003"},{"key":"e_1_2_9_15_1","volume-title":"Statistical power analysis for the behavioral sciences","author":"Cohen J.","year":"1988"},{"key":"e_1_2_9_16_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.brat.2008.11.006"},{"issue":"3","key":"e_1_2_9_17_1","first-page":"290","article-title":"Reducing symptoms in women with chronic anorexia nervosa. 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