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Navigating the Maze of Social Media Disinformation on Psychiatric Illness and Charting Paths to Reliable Information for Mental Health Professionals: Observational Study of TikTok Videos

Navigating the Maze of Social Media Disinformation on Psychiatric Illness and Charting Paths to Reliable Information for Mental Health Professionals: Observational Study of TikTok Videos

This observational study analyzed 1000 publicly available Tik Tok videos across 26 mental health topics in 3 languages using a disinformation coding framework and machine learning. A multilayered perceptron model was applied to identify content features and predictors associated with disinformation. This study did not actively recruit participants or use their data. Instead, it involved the collection and analysis of Tik Tok videos, which are publicly accessible.

Alexandre Hudon, Keith Perry, Anne-Sophie Plate, Alexis Doucet, Laurence Ducharme, Orielle Djona, Constanza Testart Aguirre, Gabrielle Evoy

J Med Internet Res 2025;27:e64225

The Most Popular Videos Promoting Breast Enhancement Products on TikTok: Cross-Sectional Content and User Engagement Analysis

The Most Popular Videos Promoting Breast Enhancement Products on TikTok: Cross-Sectional Content and User Engagement Analysis

We investigated the characteristics of breast enhancement content on Tik Tok through a content analysis of the most popular posts under the breast enhancement hashtag . We sought to provide a comprehensive understanding of the portrayal of breast enhancement on Tik Tok by analyzing the demographic profiles of the content uploader, the content of breast enhancement, and efficacy claims.

Jing Lin, Wanlin Li, Lian Zhu, Ning Li, Shi Chang

J Med Internet Res 2025;27:e73336

The Quality of Dermatology Match Information on Social Media Platforms: Cross-Sectional Analysis

The Quality of Dermatology Match Information on Social Media Platforms: Cross-Sectional Analysis

Our study evaluates the accuracy of dermatology match information on popular social media sites where medical students, residents, and attendings discuss medicine and residency application processes—Reddit, Student Doctor Network (SDN), and Tik Tok. In March 2024, we used the search terms “how to match into dermatology” and “advice for the dermatology match process,” identifying 34 sources and corresponding response comments from Tik Tok (n=10), Reddit (n=14), and SDN (n=10).

Anjali D'Amiano, Jack Kollings, Joel Sunshine

JMIR Dermatol 2025;8:e65217

Postpartum Depression and Maternal-Infant Bonding Experiences in Social Media Videos: Qualitative Content Analysis

Postpartum Depression and Maternal-Infant Bonding Experiences in Social Media Videos: Qualitative Content Analysis

Tik Tok, a social media platform featuring short-form videos, has significantly higher use (over 1 billion monthly active users) [19] than text-based platforms used in prior studies, potentially allowing for more diverse perspectives and broader reach. Therefore, this study aims to categorize common ways mothers endorsing postpartum depression describe their bond with their child using content analysis of highly accessed videos on Tik Tok.

Kunmi Sobowale, Jamie Sarah Castleman, Sophia Yingruo Zhao

JMIR Infodemiology 2025;5:e59125

#GenderAffirmingHormoneTherapy and Health Information on TikTok: Thematic Content Analysis

#GenderAffirmingHormoneTherapy and Health Information on TikTok: Thematic Content Analysis

While Tik Tok videos have the potential to improve access to health information, peer support, and trust in medical professionals, Tik Tok may also be used to spread misinformation, disinformation, and hateful rhetoric against lesbian, gay, bisexual, transgender, queer, intersex, and all asexually and gender diverse (LGBTQIA+) people on the platform [4].

Julia Rose Beatini, Nora Yanyi Sun, Julianna K Coleman, Maetal E Haas-Kogan, Andrea Pelletier, Deborah Bartz, Alex Sogomon Keuroghlian

JMIR Infodemiology 2025;5:e66845

Evaluating the Content and Quality of Videos Related to Hypertrophic Scarring on TikTok in China: Cross-Sectional Study

Evaluating the Content and Quality of Videos Related to Hypertrophic Scarring on TikTok in China: Cross-Sectional Study

Tik Tok (Byte Dance), or Douyin, its Chinese name, is the leading video social media app in China, captivating a vast audience. Focusing on diverse content, such as food, travel, and education, it has attracted over 750 million daily active users, making it a vital platform for engagement and discovery [22]. During the COVID-19 pandemic, Tik Tok videos about the SARS‑Co V‑2 garnered 93.1 billion views by July 2020 [17,19].

Jiangkun Wang, Kai Xu, Juanjuan Wu, Wen Liang, Weiming Qiu, Song Wang

JMIR Infodemiology 2025;5:e64792

Social Media Use and Oral Health–Related Misconceptions in Saudi Arabia: Cross-Sectional Study

Social Media Use and Oral Health–Related Misconceptions in Saudi Arabia: Cross-Sectional Study

To effectively reach a broad and diverse sample, we launched advertisement campaigns across Instagram, X (Twitter), Snapchat, and Tik Tok. User interactions were monitored throughout the campaigns to evaluate reach and sample representativeness. Snapchat and Tik Tok provided us with strategic support to optimize campaign strategies.

Rahaf Hamdan BinHamdan, Salwa Abdulrahman Alsadhan, Arwa Zohair Gazzaz, AlBandary Hassan AlJameel

JMIR Form Res 2025;9:e70071

Information Regarding Dermatology as Seen on the Social Media Platform TikTok

Information Regarding Dermatology as Seen on the Social Media Platform TikTok

This study aims to describe the quantity and quality of dermatological content on Tik Tok, addressing the gap in research on dermatological information shared on this platform. The Tik Tok platform was screened in November 2022 for the following keywords: dermatology, derm, skin, skin care, aesthetician, dermatologist, esthetician, derm physician assistant, dermatology physician assistant, derm PA, dermatology nurse, derm nurse, and derm nurse practitioner.

Alexandra Rose Nigro, Alim Osman, Ryan Charles Saal, Robert James Smith

JMIR Dermatol 2025;8:e59597

Quality of Pancreatic Neuroendocrine Tumor Videos Available on TikTok and Bilibili: Content Analysis

Quality of Pancreatic Neuroendocrine Tumor Videos Available on TikTok and Bilibili: Content Analysis

Indeed, while there exist p NET-related videos on Tik Tok and Bilibili that provide patients with accessible information to enhance their awareness of this disease, the quality of such videos remains uncertain. Therefore, the objective of this study was to conduct a meticulous analysis of the quality of p NET-related videos accessible on Tik Tok and Bilibili.

Zheyu Niu, Yijie Hao, Faji Yang, Qirong Jiang, Yupeng Jiang, Shizhe Zhang, Xie Song, Hong Chang, Xu Zhou, Huaqiang Zhu, Hengjun Gao, Jun Lu

JMIR Form Res 2024;8:e60033

Alternative Health and Conventional Medicine Discourse About Cancer on TikTok: Computer Vision Analysis of TikTok Videos

Alternative Health and Conventional Medicine Discourse About Cancer on TikTok: Computer Vision Analysis of TikTok Videos

The rise of Tik Tok—the fastest-growing social media platform and one where falsehoods are plentiful—as a quasi-search engine for young adults has raised concerns among experts who worry that the platform will soon emerge as a new hotbed of misinformation [30-32]. In light of these developments, this study aims to examine cancer-related discourse and misinformation on Tik Tok.

Roxana Mika Muenster, Kai Gangi, Drew Margolin

J Med Internet Res 2024;26:e60283