Hypertension is referred to as “the silent killer”, the World Health Organization (WHO) estimates that 29% of the world's population will experience hypertension in 2025, the potential increase in essential hypertension in adolescents can continue into adulthood due to lifestyle changes. So, it is necessary to provide nutrition education as a prevention of hypertension through the media of card games. The purpose of this study was to determine the effect of nutrition education on the prevention of hypertension through card game media on increasing the knowledge and attitudes of adolescents at SMAN 1 Krian. This type of research is quasi-experimental with Two Group Pre test-Post test Control Group Design. The research sample was 48 adolescents at SMAN 1 Krian, divided into experimental and control groups. Knowledge data with multiple choice knowledge test and attitude from attitude questionnaire using linkert scale. Data analysis of the Wilcoxon test was 0.00 < 0.05 for the increase in knowledge in the control group and the experimental group, while the increase in attitude was 0.00 < 0.05 for the control group and the experimental group. Data analysis using the Mann-Whitney Test (p>0.05), obtained a different test for increasing knowledge (0.22> 0.05), while a different test for increasing attitudes (0.02 < 0.05).  The results showed that there was no significant difference in nutrition education on the prevention of hypertension through card game media on improving knowledge, while there was a significant difference in nutrition education on the prevention of hypertension through card game media on improving adolescent attitudes at SMAN 1 Krian.

This study aims to analyze the influence of perceived ease of use and perceived usefulness on user loyalty of the BPJS Ketenagakerjaan SIPP Online Application, with user satisfaction as a mediating variable at the Banyuwangi Branch Office. The background of this research is based on the importance of utilizing digital technology in public services, particularly to enhance the efficiency of workforce reporting. This study employs a quantitative approach using explanatory research methods. The sample was determined using purposive sampling, involving 160 respondents who are active users of the SIPP Online Application. Data were collected through questionnaires and analyzed using Structural Equation Modeling with Partial Least Square (SEM-PLS). The results show that perceived ease of use and perceived usefulness have a positive and significant effect on user satisfaction, and satisfaction significantly affects user loyalty. Additionally, both variables also have a direct and indirect effect on loyalty, with satisfaction acting as a mediating variable. These findings highlight the importance of ease and perceived benefits in shaping a positive user experience that encourages continued use. This research provides valuable input for BPJS Ketenagakerjaan to enhance the quality and usability of its digital services.

In the current era of globalization, advances in information media and technology are felt by almost all levels of society. One manifestation of technological development is smartphones. Smartphones really attract children's attention and interest, so they are one of the factors in increasing the percentage of children using smartphones. A very sensitive period of child development is the age of 1-5 years, so it is often called the golden age. The aim of this Community Service is to increase knowledge and understanding about the importance of the role of parents at home in limiting the use of smartphones so that children can achieve their growth and development process. This activity is carried out in the form of Health Education through counseling, lectures, discussions and questions and answers (counseling). The target of the activity was parents (mothers) whose children attended the One Roof Kindergarten in Ketompen Village, totaling 41 participants. The material provided is about the impact of smartphone use (Positive and Negative) and how parents monitor smartphone use through the 3 P method which includes Understanding, Limiting and Controlling. The result of this activity was that the majority of participants knew and understood how to supervise children when using smartphones.

Sleeping for a child is as important as eating, drinking and playing, because many children neglect their sleep time because they play on their cellphones. This community service aims to increase parents' knowledge and understanding about NAP Training in order to optimize the growth and development of pre-school age children.
This activity is carried out using counseling and training methods for mothers who have pre-school age children with the material presented including the concept of sleep, sleep time according to age, benefits of sleep, sleeping techniques and methods for children, the concept of growth and development, children's growth and development according to age stages. . The activities were carried out at the One Roof Kindergarten in Ketompen Village which was attended by 41 mothers.
The results obtained were truly extraordinary where almost all participants (97%) were able to answer the questions asked.