{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,13]],"date-time":"2026-09-13T15:04:15Z","timestamp":1789311855332,"version":"build-2803163510"},"reference-count":43,"publisher":"SAGE Publications","license":[{"start":{"date-parts":[[2026,9,10]],"date-time":"2026-09-10T00:00:00Z","timestamp":1788998400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"funder":[{"name":"Scientific Research Projects Coordination Unit of Bandirma Onyedi Eylul University","award":["BAP-25-1004-002"],"award-info":[{"award-number":["BAP-25-1004-002"]}]}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Journal of Back and Musculoskeletal Rehabilitation"],"abstract":"<jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Bruxism is a complex condition with a multidimensional aetiology, wherein it is cross-sectionally associated with dysfunction of the autonomic nervous system (ANS); however, the relationships among ANS activity, muscle biomechanics, and pain remain unclear.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>This study examined links among ANS activity, masticatory biomechanics, and pain in clinically based bruxism using quantitative methods.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>This observational case-control study included 44 individuals with clinically based bruxism and 45 controls. Pain intensity (at rest and during chewing via Numeric Pain Scale), ANS activity (heart rate variability, heart rate, and respiratory rate via Polar H10), and masticatory muscle properties (tone, stiffness, and elasticity via MyotonPro) were measured.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Compared to controls, the bruxism group showed impaired sympathovagal balance (LF\/HF ratio:\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      \u2009&lt;\u2009.001), reduced parasympathetic activity (HF power:\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      \u2009=\u2009.014), and altered muscle biomechanics (increased tone and stiffness, decreased elasticity; all\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      \u2009&lt;\u2009.001). Correlation analyses found that lower HF power was negatively correlated with masseter stiffness (\n                      <jats:italic toggle=\"yes\">r<\/jats:italic>\n                      \u2009=\u2009\u2013.373,\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      \u2009=\u2009.043) and pain intensity (rest:\n                      <jats:italic toggle=\"yes\">r<\/jats:italic>\n                      \u2009=\u2009\u2013.387,\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      \u2009=\u2009.039; chewing:\n                      <jats:italic toggle=\"yes\">r<\/jats:italic>\n                      \u2009=\u2009\u2013.572,\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      \u2009=\u2009.018). Increased muscle tone and stiffness were positively correlated with pain intensity (\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      \u2009&lt;\u2009.05).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>This exploratory study suggests a significant relationship among ANS dysfunction (specifically reduced parasympathetic activity), impaired muscle biomechanics, and pain in clinically based bruxism. These findings may provide a conceptual basis for multidisciplinary treatment strategies targeting ANS regulation in bruxism management.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/10538127261487532","type":"journal-article","created":{"date-parts":[[2026,9,10]],"date-time":"2026-09-10T14:03:40Z","timestamp":1789049020000},"update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":0,"title":["Diminished vagal tone and altered muscle biomechanics in clinically based bruxism: An exploratory study of the autonomic-myogenic relationship"],"prefix":"10.1177","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6510-5012","authenticated-orcid":false,"given":"Hazel","family":"Celik Guzel","sequence":"first","affiliation":[{"name":"Band\u0131rma Onyedi Eyl\u00fcl University"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ozan Bahad\u0131r","family":"Turkmen","sequence":"additional","affiliation":[{"name":"Band\u0131rma Onyedi Eyl\u00fcl University"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ebru","family":"Kaya Mutlu","sequence":"additional","affiliation":[{"name":"Band\u0131rma Onyedi Eyl\u00fcl University"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2026,9,10]]},"reference":[{"key":"e_1_3_3_2_2","doi-asserted-by":"publisher","DOI":"10.1111\/joor.13985"},{"key":"e_1_3_3_3_2","doi-asserted-by":"publisher","DOI":"10.1111\/joor.12801"},{"key":"e_1_3_3_4_2","doi-asserted-by":"publisher","DOI":"10.7126\/cumudj.1688313"},{"key":"e_1_3_3_5_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.adaj.2023.12.004"},{"key":"e_1_3_3_6_2","doi-asserted-by":"publisher","DOI":"10.3892\/br.2024.1747"},{"key":"e_1_3_3_7_2","doi-asserted-by":"publisher","DOI":"10.3389\/fneur.2024.1451183"},{"key":"e_1_3_3_8_2","doi-asserted-by":"publisher","DOI":"10.1038\/s41598-020-64615-y"},{"key":"e_1_3_3_9_2","doi-asserted-by":"publisher","DOI":"10.1111\/joor.13295"},{"key":"e_1_3_3_10_2","doi-asserted-by":"publisher","DOI":"10.1080\/08869634.2017.1287232"},{"key":"e_1_3_3_11_2","doi-asserted-by":"publisher","DOI":"10.3390\/jcm10112245"},{"key":"e_1_3_3_12_2","doi-asserted-by":"publisher","DOI":"10.17219\/dmp\/211745"},{"key":"e_1_3_3_13_2","doi-asserted-by":"publisher","DOI":"10.3390\/jcm8101653"},{"key":"e_1_3_3_14_2","doi-asserted-by":"publisher","DOI":"10.17219\/dmp\/209181"},{"key":"e_1_3_3_15_2","doi-asserted-by":"publisher","DOI":"10.17219\/dmp\/210439"},{"key":"e_1_3_3_16_2","doi-asserted-by":"publisher","DOI":"10.1111\/j.1365-2869.2006.00536.x"},{"key":"e_1_3_3_17_2","doi-asserted-by":"publisher","DOI":"10.1080\/00016357.2022.2027514"},{"key":"e_1_3_3_18_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.neubiorev.2011.11.009"},{"key":"e_1_3_3_19_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.biopsycho.2006.06.009"},{"key":"e_1_3_3_20_2","doi-asserted-by":"publisher","DOI":"10.1038\/s41598-026-35237-7"},{"key":"e_1_3_3_21_2","doi-asserted-by":"publisher","DOI":"10.1111\/joa.12309"},{"key":"e_1_3_3_22_2","doi-asserted-by":"publisher","DOI":"10.3390\/jcm11030845"},{"key":"e_1_3_3_23_2","doi-asserted-by":"publisher","DOI":"10.1002\/jcu.70011"},{"key":"e_1_3_3_24_2","doi-asserted-by":"publisher","DOI":"10.31718\/2409-0255.1.2022.08"},{"key":"e_1_3_3_25_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.neubiorev.2021.06.008"},{"key":"e_1_3_3_26_2","first-page":"6","article-title":"Characteristics of the functional status of masticatory muscles according to electromyography data in patients with bruxism under the influence of rehabilitation intervention","volume":"32","author":"Bodnar A","year":"2025","unstructured":"Bodnar A, Sheremeta L. 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