Inclusion Criteria:  Age 60-77 years Able to understand English/Chinese Risk of dementia: Cardiovascular Risk Factors, Aging, and Incidence of Dementia (CAIDE) dementia risk score >6 indicating the presence of modifiable risk factors Modifiable lifestyle factors (fulfilling at least one of the following LIBRA index for diet, cognitive activity, physical activity) Cognitive performance at the mean level or slightly lower than expected for age (MoCA ≥18, ≤27) No plans to travel outside of Singapore for an extended period of time over the course of the study Free of physical disabilities that preclude participation in the study Willing to complete all study-related activities for 24 months Willing to be randomized to either lifestyle intervention group  Exclusion Criteria:  malignant diseases dementia substantial cognitive decline (MoCA<18) major depression symptomatic cardiovascular disease revascularisation within 1 year severe loss of vision, hearing or communicative ability other conditions inhibiting from safe engagement in the prescribed intervention and other conditions preventing cooperation, as judged by the study physician