UK Heart Failure With Preserved Ejection Fraction

Who May Qualify: 1. Written willing to sign a consent form 2. Diagnosis of HFpEF by a cardiologist with HF expertise, or a primary care physician with HF expertise, or a heart failure nurse 3. Natriuretic peptide levels measured Who Should NOT Join This Trial: 1. LV EF \< 40% (at screening or any previous measurement) 2. Known infiltrative cardiomyopathy (e.g., amyloid, sarcoid, lymphoma, endomyocardial fibrosis) 3. Known active myocarditis, constrictive pericarditis, or cardiac tamponade 4. Known genetic hypertrophic cardiomyopathy or obstructive hypertrophic cardiomyopathy 5. Known arrhythmogenic right ventricular cardiomyopathy 6. Known severe primary valvular heart disease 7. Known idiopathic, heritable or drug-induced pulmonary arterial hypertension 8. Heart transplantation or ventricular assist device 9. Complex congenital heart disease Always talk to your doctor about whether this trial is right for you.