The purpose of this study was to determine whether there is a relationship between Parental Cooperation and Christian Religious Education Teachers in Increasing Interest in Learning PAK of Grade XI Students of HKBP Doloksanggul Private High School, Humbang Hasundutan Regency in the 2024/2025 Academic Year. The research hypothesis is that there is a positive and significant relationship between Parental Cooperation and Christian Religious Education Teachers in Increasing Interest in Learning PAK of Grade XI Students of HKBP Doloksanggul Private High School, Humbang Hasundutan Regency in the 2024/2025 Academic Year. This study uses a quantitative descriptive inferential approach, with a population of 159 people and a sample of 32 people, which is 20% of the population. Data were collected with a closed questionnaire of 28 items. The results of the analysis show that there is a positive and significant relationship between Parental Cooperation and Christian Religious Education Teachers in Increasing Interest in Learning PAK of Grade XI Students of HKBP Doloksanggul Private High School, Humbang Hasundutan Regency in the 2024/2025 Academic Year. This is proven by r count > r table of 0.804 > 0.349 and t count > t table of 7.387 > 2.042, thus there is a significant relationship between variable X and variable Y. So Ha is accepted and Ho is rejected.
 
 

The aim of this research is to assess the effectiveness of the elderly health program run by the Partali Toruan Hutabarat Village, with special emphasis on participatory sessions specifically for the elderly and periodic blood pressure. The analytical method used is an intervention study with data collection both before and after the intervention. The results show a significant increase in understanding of the importance of regularly cleaning and using natural materials for the health of local communities. Apart from that, there was also a negative impact seen on the average blood pressure levels in the group of program participants. All of this highlights the important role of community initiatives in improving the health of the elderly through integrated and sustainable efforts, such as health education and promotion of active lifestyles.