{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,3]],"date-time":"2026-10-03T03:24:53Z","timestamp":1790997893807,"version":"4.1.0"},"reference-count":45,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2026,3,31]],"date-time":"2026-03-31T00:00:00Z","timestamp":1774915200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,3,31]],"date-time":"2026-03-31T00:00:00Z","timestamp":1774915200000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/100000002","name":"National Institutes of Health","doi-asserted-by":"publisher","award":["K08HL159350"],"award-info":[{"award-number":["K08HL159350"]}],"id":[{"id":"10.13039\/100000002","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000862","name":"Doris Duke Charitable Foundation","doi-asserted-by":"publisher","award":["2022056"],"award-info":[{"award-number":["2022056"]}],"id":[{"id":"10.13039\/100000862","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Obesity"],"published-print":{"date-parts":[[2026,5]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>This study aimed to\u00a0prospectively identify the independent, mutually adjusted, and interactive associations of screen time and physical activity with BMI and overweight\/obesity risk in adolescents.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>This study analyzed prospective data from 5356\u2009US adolescents in the Adolescent Brain Cognitive Development (ABCD) Study, Year 2 (2018\u20132020, ages 11\u201312) and Year 4 (2020\u20132022, ages 13\u201314).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Mean daily screen time was 6.1 (\u00b15.2) hours and mean step count was 9265 (\u00b13227) steps in Year 2; 32.7% were classified with overweight\/obesity in Year 4. In Poisson regression models examining the exposures mutually adjusted for each other, high screen time (&gt;\u20098\u2009h\/day) was associated with higher risk of overweight\/obesity (risk ratio [RR], 1.09; 95% CI, 1.02\u20131.16;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.013) compared with low screen time (0\u20134\u2009h\/day). In multivariable linear and Poisson regression models, respectively, low step count (1000\u20136000 steps\/day) was associated with higher BMI percentile (coefficient [\n                      <jats:italic>B<\/jats:italic>\n                      ], 3.27; 95% CI, 1.54\u20134.99;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001) and higher risk of overweight\/obesity (RR, 1.23; 95% CI, 1.07\u20131.40;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.003) compared with high step count (&gt;\u200912,000 steps\/day). No significant interactions were observed between screen time and step count.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>These findings suggest that obesity prevention efforts should consider both greater physical activity and less recreational screen use as behavioral interventions.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/oby.70181","type":"journal-article","created":{"date-parts":[[2026,4,1]],"date-time":"2026-04-01T01:45:46Z","timestamp":1775007946000},"page":"1092-1100","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Associations of Screen Time and Physical Activity With Body Mass Index in Early Adolescence: A Prospective Cohort Study"],"prefix":"10.1002","volume":"34","author":[{"given":"Jason 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