Abstract 16734: Oral Nitrite Supplementation Improves Skeletal Muscle Mitochondrial Respiration and Cardiorespiratory Fitness in Older Adults With Heart Failure With Preserved Ejection Fraction

Introduction: Prevalence of heart failure with preserved ejection fraction (HFpEF) is increasing, especially among older adults. HFpEF is commonly associated with exercise intolerance and skeletal ...