High Intensity Interval Training Versus Moderate Continuous Training in Heart Failure With Preserved Ejection Fraction

Inclusion Criteria

• •Patients with heart failure with preserved ejection fraction (HFPEF) of any etiology that have functional class of the New York Heart Association (NYHA) between I and III, left ventricular ejection fraction \> 50% and who meet clinical and echocardiography criteria for HFPEF according to the consensus statement on the diagnosis of heart failure with normal left ventricular ejection fraction by the Heart Failure and Echocardiography Associations of the European Society of Cardiology (Paulus et al.). Patients should be clinical stable for the last 3 months and under optimized pharmacologic treatment, being capable of walking without limitations.