The physical exercise program will consist of aerobic exercise, exercise to enhance balance and flexibility, muscle-strengthening activities involving major muscle groups, and finger-toe movements. Cognitive training targets the cognitive domains of episodic memory, executive function, attention, working memory, calculation, and visuospatial function. Cognitive training will be conducted using a tablet-based application. Participants will be advised to eat something according to the recommendation of the MIND diet. They will also meet the study nurse every 4 weeks for anthropometric measurements and monitoring of smoking and alcohol intake. The purpose of the motivational enhancement program is to induce, maintain, and strengthen motivation, which is a psychological resource to help maintain dementia prevention activities.