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COVID-19 Public Health Communication on X (Formerly Twitter): Cross-Sectional Study of Message Type, Sentiment, and Source

Sana Parveen, Agustin Garcia Pereira, Nathaly Garzon-Orjuela, Patricia McHugh, Aswathi Surendran, Heike Vornhagen, Akke Vellinga

JMIR Form Res 2025;9:e59687

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Investigating the Magnitude and Persistence of COVID-19–Related Impacts on Affect and GPS-Derived Daily Mobility Patterns in Adolescence and Emerging Adulthood: Insights From a Smartphone-Based Intensive Longitudinal Study of Colorado-Based Youths From June 2016 to April 2022

Jordan D Alexander, Kelly A Duffy, Samantha M Freis, Sy-Miin Chow, Naomi P Friedman, Scott I Vrieze

J Med Internet Res 2025;27:e64965

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Experiences of Public Health Professionals Regarding Crisis Communication During the COVID-19 Pandemic: Systematic Review of Qualitative Studies

Tsuyoshi Okuhara, Marina Terada, Hiroko Okada, Rie Yokota, Takahiro Kiuchi

JMIR Infodemiology 2025;5:e66524

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Opportunities and Challenges in Using Electronic Health Record Systems to Study Postacute Sequelae of SARS-CoV-2 Infection: Insights From the NIH RECOVER Initiative

Hannah L Mandel, Shruti N Shah, L Charles Bailey, Thomas Carton, Yu Chen, Shari Esquenazi-Karonika, Melissa Haendel, Mady Hornig, Rainu Kaushal, Carlos R Oliveira, Alice A Perlowski, Emily Pfaff, Suchitra Rao, Hanieh Razzaghi, Elle Seibert, Gelise L Thomas, Mark G Weiner, Lorna E Thorpe, Jasmin Divers, RECOVER EHR Cohort

J Med Internet Res 2025;27:e59217

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The Effect of COVID-19 on Health Care Utilization Among Children with Medical Complexity: Retrospective Chart Review Study

Onur Asan, Ilse Super, Stephen Percy, Katharine N Clouser

JMIR Pediatr Parent 2025;8:e65751

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A Model of Trust in Online COVID-19 Information and Advice: Cross-Sectional Questionnaire Study

Elizabeth Sillence, Dawn Branley-Bell, Mark Moss, Pam Briggs

JMIR Infodemiology 2025;5:e59317

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Evaluating the Efficacy of a Serious Game to Deliver Health Education About Invasive Meningococcal Disease: Clustered Randomized Controlled Equivalence Trial

Lauren Bloomfield, Julie Boston, Martin Masek, Lesley Andrew, Donna Barwood, Amanda Devine

JMIR Serious Games 2025;13:e60755

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Proficiency, Clarity, and Objectivity of Large Language Models Versus Specialists’ Knowledge on COVID-19's Impacts in Pregnancy: Cross-Sectional Pilot Study

Nicola Luigi Bragazzi, Michèle Buchinger, Hisham Atwan, Ruba Tuma, Francesco Chirico, Lukasz Szarpak, Raymond Farah, Rola Khamisy-Farah

JMIR Form Res 2025;9:e56126

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Cross-Cultural Sense-Making of Global Health Crises: A Text Mining Study of Public Opinions on Social Media Related to the COVID-19 Pandemic in Developed and Developing Economies

Adham Kahlawi, Firas Masri, Wasim Ahmed, Josep Vidal-Alaball

J Med Internet Res 2025;27:e58656

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Occupational Infections Among Workers in Europe: Protocol for a Scoping Review

Guglielmo Dini, Stefania Curti, Alborz Rahmani, Paolo Durando, Stefano Mattioli

JMIR Res Protoc 2025;14:e59606

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