 Boyo, W. "Gamification of nutrition: A preliminary study on the impact of gamification on nutrition knowledge, attitude, and behaviour of adolescents in Nigeria," Nutr. Health, vol. 24, no. 3, pp. 137-144, Sep. 2018. 62. Holzmann, S. L., et al., "Short-term effects of the serious game 'fit, food, fun' on nutri- tional knowledge: A pilot study among children and adolescents," Nutrients, vol. 11, no. 9, 2019. 5G Wireless Communication System in Healthcare Informatics 63. Wang, J. J., Baranowski, T., Lau, P. W. C., Buday, R., and Gao, Y. "Story immersion may be effective in promoting diet and physical activity in Chinese children," J. Nutr. Educ. Behave., vol. 49, no. 4, pp. 321-329.e1, Apr. 2017. 64. Del Río, N. G., González-González, C. S., Toledo-Delgado, P. A., Munoz-Cruz, V., and García-Peñalvo, F. "Health promotion for childhood obesity: An approach based on self-tracking of data," Sensors (Switzerland), vol. 20, no. 13, pp. 1-28, 2020. 65. Lee, J. E., and Gao, Z. "Effects of the iPad and mobile application-integrated physical education on children's physical activity and psychosocial beliefs," Phys. Educ. Sport Pedagog., vol. 25, no. 6, pp. 567-584, 2020. Ni Murch, C., et al., "A co-designed mHealth programme to support healthy lifestyles in Mãori and Pasifika peoples in New Zealand (OL@-OR@): a cluster-randomised controlled trial," Lancet Digit. Heal., vol. 1, no. 6, pp. e298-e307, Oct. 2019, WWW. evex.com/news/using-apps-to-target-better-childhood-nutrition-in-the-pacific-93338 67. Cornish, L. "Using apps to target better childhood nutrition in the Pacific," Inside Development, 2018. 68. Galy, O., Yosef, K., and Caillaud, C. "Improving Pacific adolescents' physical activity toward international recommendations: Exploratory study of a digital education app coupled with activity trackers," JMIR mHealth uHealth, vol. 7, no. 12, p. e 14854, Dec. 2019. 69. Veatupu, L., Puloka, V., Smith, M., McKerchar, C., and Signal, L. "Me'akai in Tonga: Exploring the nature and context of the food Tongan children eat in Ha'a