Mukhlis, M. et al. 2025. ANALYSIS OF PHYSICAL ACTIVITY AND NITRIC OXIDE ON THE INCIDENCE OF HYPERTENSION AMONG THE ELDERLY IN THE WORKING AREA OF NANGGALO PUBLIC HEALTH CENTER IN 2025 : HYPERTENSION AMONG THE ELDERLY . INDONESIAN JOURNAL OF HEALTH SCIENCES RESEARCH AND DEVELOPMENT (IJHSRD). 7, 2 (Dec. 2025), 57–61. DOI:https://doi.org/10.36566/ijhsrd/Vol7.Iss2/319.