Inflammation in obesity-related HFpEF: the STEP-HFpEF program

S Verma, MC Petrie, BA Borlaug, J Butler… - Journal of the American …, 2024 - jacc.org
Background Inflammation is thought to be an important mechanism for the development and
progression of obesity-related heart failure with preserved ejection fraction (HFpEF). In the …

The Effects of Obesity on the Inflammatory, Cardiovascular, and Neurobiological Responses to Exercise in Older Adults

BG Fico, A Maharaj, GS Pena, CJ Huang - Biology, 2023 - mdpi.com
Simple Summary Our growing aging population and increased prevalence of obesity have
become an emerging health problem as these conditions lead to the development of related …

Neural control of the circulation during exercise in heart failure with reduced and preserved ejection fraction

K Bunsawat, RJ Skow, J Kaur… - American Journal of …, 2023 - journals.physiology.org
Patients with heart failure with reduced (HFrEF) and preserved ejection fraction (HFpEF)
exhibit severe exercise intolerance that may be due, in part, to inappropriate cardiovascular …

Identifying the mechanisms of a peripherally limited exercise phenotype in patients with heart failure with preserved ejection fraction

RJ Skow, S Sarma, JP MacNamara… - Circulation: Heart …, 2024 - ahajournals.org
BACKGROUND: We identified peripherally limited patients using cardiopulmonary exercise
testing and measured skeletal muscle oxygen transport and utilization during invasive single …

Endothelial and exercise vasodilation are reduced in postmenopausal females with obesity versus lean and overweight

SM Fischer, A Maharaj, Y Kang, KN Dillon… - International Journal of …, 2024 - nature.com
Background Obesity (OB) is highly prevalent in females after menopause, especially visceral
adipose tissue (VAT) accumulation which contributes to endothelial dysfunction. The …

Reducing pulmonary capillary wedge pressure during exercise exacerbates exertional dyspnea in patients with heart failure with preserved ejection fraction …

BN Balmain, AR Tomlinson, JP MacNamara, LS Hynan… - Chest, 2023 - Elsevier
Background The primary cause of dyspnea on exertion in heart failure with preserved
ejection fraction (HFpEF) is presumed to be the marked rise in pulmonary capillary wedge …

Exercise intolerance in heart failure with preserved ejection fraction: Causes, consequences and the journey towards a cure

K Bunsawat, MD Nelson, CM Hearon Jr… - Experimental …, 2024 - Wiley Online Library
Heart failure with preserved ejection fraction (HFpEF) accounts for over 50% of all heart
failure cases nationwide and continues to rise in its prevalence. The complex, multi‐organ …

[HTML][HTML] Mechanistic Relevance of Ventricular Arrhythmias in Heart Failure with Preserved Ejection Fraction

P Bahrami, KA Aromolaran, AS Aromolaran - International Journal of …, 2024 - mdpi.com
Heart failure with preserved ejection fraction (HFpEF) is increasing at an alarming rate
worldwide, with limited effective therapeutic interventions in patients. Sudden cardiac death …

Cardiovascular responses to static handgrip exercise and postexercise ischemia in heart failure with preserved ejection fraction

K Bunsawat, HL Clifton, SM Ratchford… - Journal of Applied …, 2023 - journals.physiology.org
Heart failure with preserved ejection fraction (HFpEF) is characterized by reduced ability to
sustain physical activity that may be due partly to disease-related changes in autonomic …

Respiratory symptom perception during exercise in patients with heart failure with preserved ejection fraction

JT Goh, BN Balmain, AR Tomlinson… - Respiratory Physiology …, 2024 - Elsevier
We investigated whether central or peripheral limitations to oxygen uptake elicit different
respiratory sensations and whether dyspnea on exertion (DOE) provokes unpleasantness …