International Journal of Public Health Science (IJPHS) Vol. 10, No. 3, September 2021, pp. 480~492 ISSN: 2252-8806, DOI: 10.11591/ijphs.v10i3.20920  480 Journal homepage: http://ijphs.iaescore.com Game addiction among adolescents and its’ health impacts Sitti Nur Djannah 1 , Fatwa Tentama 2 , Rendi Ariyanto Sinanto 3 1,3 Faculty of Public Health, Universitas Ahmad Dahlan, Indonesia 2 Faculty of Psychology, Universitas Ahmad Dahlan, Indonesia Article Info ABSTRACT Article history: Received Mar 1, 2021 Revised Jun 3, 2021 Accepted Jun 17, 2021 Online gaming is a self-entertaining activity and can be addictive. Game addiction has a negative impact. This study aimed to determine the health belief model of adolescent game disorders on health impacts. This study used a qualitative phenomenology method. Data obtained through semi-structured interviews. The sample consisted of six participants. The results showed that all participants felt vulnerable to disease, then overall realized the dangers of playing games such as staying up late, delaying eating, and delaying urinating. Then all participants learn about the benefits of reducing playtime and understand the importance of rest. Overall, all participants had the same obstacles, namely the invitation to make friends, boredom, free time, fun playing games, and not control themselves and the trend of electronic sports. Then an action stimulus was obtained, namely that all participants experienced changes in sleep patterns. All participants were sure and wanted to change their habits and continue to try, but it wasn't easy. Suggestions for participants to maintain health by limiting their playing hours to at least one hour a day to meet their physical needs. Keywords: Gaming disorder Health belief model Health impact Teens This is an open access article under the CC BY-SA license. Corresponding Author: Sitti Nur Djannah Faculty of Public Health Universitas Ahmad Dahlan Prof. DR. Soepomo SH Street, Warungboto, Umbulharjo, Yogyakarta, Indonesia Email: sitti.nurdjannah@ikm.uad.ac.id 1. INTRODUCTION Now that it has entered the era of the 4.0 industrial revolution, namely industrial transformation through a combination of digital technology and the internet with conventional industries, online games are growing rapidly and are in great demand today [1]. Online games are connected via the internet and aim to make online game users feel happy and have an interest in games [2]. There are two types of individuals in playing games, some are limited to entertainment without addiction, while those who place games as a necessity or addiction, this is often referred to as a gaming disorder [3]. One of the worrying technology addiction is online game addiction, because it ultimately affects lifestyle, function, and behavior [4]. Online game addiction is a form of game use for a long time [5]. Then the main characteristic of game addiction is playing for more than three hours [6]. Regarding game addiction, the World Health Organization [7] has categorized gaming disorders as mental disorders, and this is evidenced by the many reports that discuss the topic of gaming disorders as mental disorders. Indonesian gamers are the largest number in Southeast Asia who plays games on smartphones, personal computers and laptops, and consoles. According to data from the Indonesian Internet Service Providers Association (APJII) [8], most online gaming devices use smartphones as many as 89.9 million or around 67.8% and are predicted to increase rapidly until 2019. This is supported by the Ministry of