{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,12]],"date-time":"2026-09-12T14:07:33Z","timestamp":1789222053598,"version":"build-2803163510"},"reference-count":33,"publisher":"SAGE Publications","issue":"3","license":[{"start":{"date-parts":[[2026,4,15]],"date-time":"2026-04-15T00:00:00Z","timestamp":1776211200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"funder":[{"DOI":"10.13039\/100000065","name":"National Institute of Neurological Disorders and Stroke","doi-asserted-by":"publisher","award":["R01NS111105"],"award-info":[{"award-number":["R01NS111105"]}],"id":[{"id":"10.13039\/100000065","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Chronic Illness"],"published-print":{"date-parts":[[2026,9]]},"abstract":"<jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>Long COVID following SARS-CoV-2 and Myalgic Encephalomyelitis\/Chronic Fatigue Syndrome (ME\/CFS) following infectious mononucleosis (IM) are examples of post-infectious chronic illnesses. Behavioral and pathophysiological underpinnings of both ME\/CFS following IM and Long COVID are not well understood.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>We studied ME\/CFS development following IM in a diverse group of college students who were enrolled before the onset of IM. We categorized those meeting either moderate or severe ME\/CFS criteria. We subsequently recruited a matched sample of those infected with SARS-CoV-2, some of whom recovered and others of whom developed Long COVID. We compared and contrasted ME\/CFS and Long COVID following IM and SARS-CoV-2 infection in terms of somatic symptoms, coping strategies, depression and anxiety symptoms, and functional status.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>In general, the Long COVID group's symptom burden was less than that of the Severe ME\/CFS group but more than that of the Moderate ME\/CFS group.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Discussion<\/jats:title>\n                    <jats:p>These findings may allow investigators a better understanding of these post-viral illness pathophysiologies.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/17423953251347108","type":"journal-article","created":{"date-parts":[[2026,4,15]],"date-time":"2026-04-15T18:01:31Z","timestamp":1776276091000},"page":"293-305","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":1,"title":["Comparing ME\/CFS following mononucleosis with Long COVID"],"prefix":"10.1177","volume":"22","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-9972-4425","authenticated-orcid":false,"given":"Leonard A","family":"Jason","sequence":"first","affiliation":[{"name":"DePaul University"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jacob","family":"Furst","sequence":"additional","affiliation":[{"name":"DePaul University"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ben Z","family":"Katz","sequence":"additional","affiliation":[{"name":"Northwestern University Feinberg School of Medicine"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2026,4,15]]},"reference":[{"key":"e_1_3_3_2_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.bbii.2023.100022"},{"key":"e_1_3_3_3_2","first-page":"1","article-title":"Incidence of infectious mononucleosis in universities and U.S. military settings","volume":"3","author":"Williams-Harmon YJ","year":"2016","unstructured":"Williams-Harmon YJ, Jason LA, Katz BZ. Incidence of infectious mononucleosis in universities and U.S. military settings. 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