IRCT20171203037737N3 IRCT 2019-04-08 Ahvaz University of Medical Sciences Effect of education on Fatigue level and hospitalization times in patients with heart failure Effect of tailored education of energy conservation on Fatigue level and hospitalization times in patients with heart failure 2019-03-06 anticipated 48 Complete https://irct.ir/trial/37685 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Single, Purpose: Supportive, Randomization description: The randomization method will be run by randomized block method, which will be executed using block size 6 (using a random permutation table). N/A Heart failure. Intervention 1: Intervention group: Patients in the intervention group will receive 12 weeks of appropriate educational support program that will be tailored to each individual patient's situation, including five 45-minute face-to-face training sessions for each person. (First visit, and every three weeks a training session after the first visit and for the first 12 weeks of the first visit, the third week, the sixth week, the ninth week and the twelfth week in the ccu section or the outpatient clinics of the heart and the vascular ). Intervention 2: Control group: The control group received routine training, including oral instructions from the department or clinic for heart failure, and will receive no new training. No - There is not a plan to make this available Justification or reason for not sharing IPD is Information about patients will be confidential.