“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 ”. 2025. INDONESIAN JOURNAL OF HEALTH SCIENCES RESEARCH AND DEVELOPMENT (IJHSRD) 7 (2): 57-61. https://doi.org/10.36566/ijhsrd/Vol7.Iss2/319.