Effects of Individualized Cognitive Training on Cognition in Heart Failure

Inclusion Criteria: * Adult aged 50 or older * Have access to Internet * Have access to a computer or a tablet; * Have the ability to perform cognitive training; * Have the ability to read, understand and consent to the informed consent form; * Have chronic heart failure on tolerated therapy for at least two months; * Without limitation of physical activity to severe limitation of physical activity (i.e. NYHA class I, class II, class III OR class IV). Exclusion Criteria: * Acute cardiovascular event 1 month before randomization; * Cardiovascular procedure scheduled within 3 months; * Uncontrolled diabetes or untreated thyroid dysfunction; * Current or recent malignancy with a life expectancy of less than 1 year; * Neurological disease; * Chronic hemodialysis or peritoneal dialysis.