Dr Zhang Minjin is a Post-doctoral Fellow at the School of Public Health of the University of Hong Kong, where she earned her PhD in Nursing and Master of Public Health. She also holds a Bachelor of Science in Nursing from Fujian Medical University, China. Her research focuses on mobile health (mHealth) interventions, with a particular emphasis on smoking cessation, tobacco and alcohol control, and the use of ecological momentary assessment to understand and address health behaviours. Her doctoral study investigated the effectiveness of personalised smoking cessation interventions guided by mHealth profiling to support tobacco cessation.

Currently, her research focuses on primary healthcare, with a particular focus on advancing women's health and weight management. Dr Zhang is also a registered nurse in mainland China.

*Co-first Author

1. Cheung YTD*, Zhang MJ*, Luk TT, et al. Telephone Counseling and Messaging Guided by Mobile Profiling of Tobacco Users for Smoking Cessation: A Randomized Clinical Trial. JAMA Network Open 2025;8(3):e250764. doi: 10.1001/jamanetworkopen.2025.0764
2. Zhang MJ, Luk TT, Ho SY, et al. Ecological Momentary Assessment of Alcohol Marketing Exposure, Alcohol Use, and Purchases Among University Students: Prospective Cohort Study. JMIR Mhealth Uhealth 2024;12:e60052. doi: 10.2196/60052
3. Zhang MJ, Cheung YTD, Wang Q, et al. Efficacy of simple and very brief handgrip and isometric exercises for reducing withdrawal symptoms in cigarette smokers: A pilot randomized controlled trial. Tob Induc Dis 2024;22 doi: 10.18332/tid/187839
4. Zhang MJ, He WJA, Luk TT, et al. Effectiveness of personalized smoking cessation intervention based on ecological momentary assessment for smokers who prefer unaided quitting: protocol for a randomized controlled trial. Front Public Health 2023;11:1147096. doi: 10.3389/fpubh.2023.1147096
5. Zhang MJ, Yang Y, Liu F, et al. The association of husbands' smoking with wives' dysglycemia status: A cross-sectional study among over 10 million Chinese women aged 20-49. J Diabetes 2020;12(5):354-64. doi: 10.1111/1753-0407.13009