Effectiveness and Implementation Evaluation of NeoMayor for Improving Cardiovascular Health in Chilean Older Adults

Inclusion criteria * Age between 55 and 75 years * Able to read and understand written instructions * Ownership of a smartphone and ability to use it independently * Physically inactive, defined as performing less than 30 minutes of daily physical activity or less than 2,5 h a week. * Intermediate or high cardiovascular risk, defined as the presence of at least three of the following: Hypertension (history diagnosed by specialist or general practitioner or ≥ 140 mmHg systolic or ≥90 mm Hg diastolic blood pressure at baseline or current antihypertensive treatment);Diabetes Mellitus (history diagnosed by specialist or general practitioner or fasting blood glucose ≥126 mg/dL or current pharmacologic treatment);Obesity (BMI ≥30 kg/m²); Dyslipidaemia (history diagnosed by specialist or general practitioner or lipid-lowering drugs or baseline total cholesterol ≥ 200 mg/dL or LDL cholesterol ≥100 mg/dL). Exclusion Criteria * Dementia defined as a score in the MEFO \< 9 * Significant limitations for independent mobility, including use of assistive devices, frailty, gait instability, or lower-limb painful conditions limiting physical activity * Uncorrected hearing or visual impairment preventing adequate use of a smartphone * Chronic neurological, psychiatric, or psychological disorders without regular treatment or follow-up. * Present severe alcohol or illicit drug use. * Severe or terminal illness