Harahap, R.R.D., Sabri, R. and Mahathir, M. 2025. The Relationship between Smoking and Physical Activity with Cognitive Impairment among the Elderly. Indonesian Journal of Global Health Research. 7, 5 (Oct. 2025), 485-492. DOI:https://doi.org/10.37287/ijghr.v7i5.6849.