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Reward processing alterations have been demonstrated among individuals who engage in binge eating or harmful drinking alone; however, there is limited understanding of how different components of reward processing might relate to both behaviors together and in isolation. The current systematic review aimed to consolidate knowledge on the shared and unique reward processes associated with binge eating and harmful drinking, with findings organized by reward construct and assessment method.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Method<\/jats:title>\n                    <jats:p>\n                      The review was pre\u2010registered (\n                      <jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"https:\/\/osf.io\/njpyh\/overview\">osf.io\/njpyh<\/jats:ext-link>\n                      ). Databases were searched for empirical articles that included assessment of binge eating, harmful drinking, and reward processing. All search strategy, screening, quality assessment, and data extraction files are available (\n                      <jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"https:\/\/osf.io\/4h6c5\/overview\">osf.io\/4h6c5<\/jats:ext-link>\n                      ).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>Relevant findings from 25 included articles were summarized and compared. Higher self\u2010reported general and food\u2010 and alcohol\u2010specific reward anticipation were associated with co\u2010occurring and separate engagement in binge eating and harmful drinking. Prolonged engagement in either behavior was associated with increased habit\u2010based reward learning.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Discussion<\/jats:title>\n                    <jats:p>This review highlights the potential clinical utility of incorporating assessment, monitoring, and management of elevated anticipatory reward responsiveness and altered reward learning into intervention strategies for binge eating and harmful drinking. Future studies investigating various components of reward processing with different reward types (e.g., food, alcohol, money) and more diverse samples are necessary to clarify the nature and specificity of reward processing alterations related to binge eating and harmful drinking.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/eat.70133","type":"journal-article","created":{"date-parts":[[2026,5,28]],"date-time":"2026-05-28T03:54:13Z","timestamp":1779940453000},"page":"1897-1928","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Reward Processing in Binge Eating and Harmful Drinking: A Systematic Review"],"prefix":"10.1002","volume":"59","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2754-1897","authenticated-orcid":false,"given":"Taylor N.","family":"Breddy","sequence":"first","affiliation":[{"name":"Department of Psychology Western University  London Ontario Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8804-9372","authenticated-orcid":false,"given":"Kendall M.","family":"Schmidt","sequence":"additional","affiliation":[{"name":"Department of Psychology Western University  London Ontario Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8346-7762","authenticated-orcid":false,"given":"Lindsay P.","family":"Bodell","sequence":"additional","affiliation":[{"name":"Department of Psychology Western University  London Ontario Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,5,27]]},"reference":[{"key":"e_1_2_12_2_1","doi-asserted-by":"publisher","DOI":"10.1007\/s40519\u2010014\u20100173\u20109"},{"key":"e_1_2_12_3_1","doi-asserted-by":"publisher","DOI":"10.3390\/nu10101477"},{"key":"e_1_2_12_4_1","doi-asserted-by":"publisher","DOI":"10.1037\/adb0000484"},{"key":"e_1_2_12_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.alcohol.2017.12.002"},{"key":"e_1_2_12_6_1","doi-asserted-by":"publisher","DOI":"10.1176\/appi.books.9780890425787"},{"key":"e_1_2_12_7_1","doi-asserted-by":"publisher","DOI":"10.1002\/erv.2342"},{"key":"e_1_2_12_8_1","doi-asserted-by":"publisher","DOI":"10.1007\/s40519\u2010020\u201000923\u20106"},{"key":"e_1_2_12_9_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.biopsych.2014.08.020"},{"key":"e_1_2_12_10_1","doi-asserted-by":"publisher","DOI":"10.3389\/fnbeh.2016.00154"},{"key":"e_1_2_12_11_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijpsycho.2015.01.011"},{"key":"e_1_2_12_12_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jpsychores.2015.01.016"},{"key":"e_1_2_12_13_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.eatbeh.2003.08.001"},{"key":"e_1_2_12_14_1","doi-asserted-by":"publisher","DOI":"10.1037\/amp0000059"},{"key":"e_1_2_12_15_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.coph.2008.12.014"},{"key":"e_1_2_12_16_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.addbeh.2006.05.014"},{"key":"e_1_2_12_17_1","doi-asserted-by":"publisher","DOI":"10.1111\/acer.15082"},{"key":"e_1_2_12_18_1","doi-asserted-by":"publisher","DOI":"10.1002\/eat.23875"},{"key":"e_1_2_12_19_1","doi-asserted-by":"publisher","DOI":"10.1111\/add.15155"},{"key":"e_1_2_12_20_1","doi-asserted-by":"publisher","DOI":"10.1001\/jamanetworkopen.2025.25064"},{"key":"e_1_2_12_21_1","doi-asserted-by":"publisher","DOI":"10.1186\/s13063-016-1596-6"},{"key":"e_1_2_12_22_1","doi-asserted-by":"publisher","DOI":"10.1016\/s0306\u20104603(96)00053\u20106"},{"key":"e_1_2_12_23_1","doi-asserted-by":"publisher","DOI":"10.3109\/00952999409106787"},{"key":"e_1_2_12_24_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.cpr.2025.102627"},{"key":"e_1_2_12_25_1","first-page":"629","volume-title":"Handbook of Clinical Neurology","author":"Caetano R.","year":"2014"},{"key":"e_1_2_12_26_1","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0224127"},{"key":"e_1_2_12_27_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.paid.2012.08.039"},{"key":"e_1_2_12_28_1","doi-asserted-by":"publisher","DOI":"10.2466\/pr0.1995.76.3c.1307"},{"key":"e_1_2_12_29_1","doi-asserted-by":"publisher","DOI":"10.1007\/BF03403670"},{"key":"e_1_2_12_30_1","doi-asserted-by":"publisher","DOI":"10.1037\/a0014414"},{"key":"e_1_2_12_31_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.neubiorev.2004.03.007"},{"key":"e_1_2_12_32_1","unstructured":"Duffy M. 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