The Effect of Education on Symptom Burden, Medication Adherence, and Nutritional Behaviour

intervention group will receive 45 minutes online education structured according to Pender's Health Promotion Model on symptom burden, medication adherence, and nutritional behaviour in patients with heart failure. Two weeks, one month, and two months after the initial education, participants will be contacted to obtain feedback on their post-education dietary behaviours, medication compliance, and symptoms.