對於 6 至 12 歲的小學生,「過度使用」(Prolonged Use)通常指每天進行超過 2 小時的非學習用途休閒螢幕活動(American Academy of Pediatrics, 2026)。
研究指出,當孩子每天觀看螢幕超過 3 小時,其認知能力分數(如語言與記憶)會顯著低於每日使用少於 2 小時的孩子(IJMPR, 2025)。這種時間上的「擠壓」會減少孩子進行戶外活動、手眼協調訓練及深度閱讀的機會。
香港學童的生活節奏極快,其螢幕使用規律與全球趨勢相比呈現出獨特的特徵:
當大腦因長期接觸高頻刺激而產生變化時,孩子在日常生活中會表現出以下功能障礙:
在香港,電子產品過度使用與以下問題呈現高度相關:
作為職能治療師,我建議採取**「結構化替代」**而非「全面禁止」:
Blanchflower, D. G., Bryson, A., Lepinteur, A., & Piper, A. (2024). Further evidence on the global decline in the mental health of the young. SSRN Electronic Journal. https://doi.org/10.2139/ssrn.4843059 Cited by: 37
Department of Health, HKSAR. (2026). Student Health Service (SHS) Annual Health Report for 2024/25 School Year.
Hong Kong Medical Journal (HKMJ). (2026). Health-conscious programme for appropriate use of smart devices: Abridged secondary publication. HKMJ, 32(2). https://www.hkmj.org/system/files/hkmj2602sp1p7.pdf
Li, X., & Zhang, Y. (2025). The effects of parent-child relationship, study stress, and mobile phone use on depressive symptoms among Chinese elementary school students: A moderated mediation model. Frontiers in Psychiatry, 16. https://doi.org/10.3389/fpsyt.2025.1555120
Sharma, R., et al. (2025). Correlation between screen time and cognitive development in children. International Journal of Medical and Pharmaceutical Research (IJMPR). https://ijmpr.in/article/correlation-between-screen-time-and-cognitive-development-in-children-1318/
Wong, K. H., et al. (2026). The impact of home learning on myopia progression in primary school students during the COVID-19 pandemic. PubMed Central (PMC). https://pmc.ncbi.nlm.nih.gov/articles/PMC12863885/
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