{"doi":"10.1002/ejhf.2980","title":"Inspiratory Muscle Strength is Related to Exertional Dyspnoea in Heart Failure with Preserved Ejection Fraction","abstract":"Exertional dyspnoea and exercise intolerance are cardinal symptoms of heart failure with preserved ejection fraction (HFpEF).High filling pressures during exercise are one of the primary mechanisms contributing to these symptoms. 1It is now recognized that the pathophysiology of HFpEF involves multiple organ systems 2 with contributions from both central and peripheral mechanisms.In this context, chronic or intermittent alterations to the pulmonary system induced by congestion coupled with systemic abnormalities, result in ventilatory constraints during exercise contributing to exertional dyspnoea in HFpEF. 1,3atients with HFpEF also exhibit inspiratory muscle dysfunction with these patients having both decreased inspiratory muscle strength and endurance compared to healthy controls. 4mportantly, nearly half of HFpEF patients exhibit inspiratory muscle weakness (IMW), which is associated with all-cause mortality. 5To our knowledge, no study has evaluated the potential impact of IMW on subjective dyspnoea severity during exercise in patients with HFpEF.The purpose of this study was to determine if inspiratory muscle strength and inspiratory muscle endurance were associated with exertional dyspnoea during low-intensity exercise in HFpEF patients.","journal":"European Journal of Heart Failure","year":2023,"id":371420,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":6,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.9587,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2023-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":521625,"name":"Eric J. Bruhn","orcid":null,"position":1,"is_corresponding":false},{"id":393526,"name":"Thomas P. Olson","orcid":"0000-0002-3446-0414","position":2,"is_corresponding":false},{"id":924654,"name":"Thomas G. Bissen","orcid":"0009-0003-9660-043X","position":3,"is_corresponding":false},{"id":230314,"name":"Barry A. Borlaug","orcid":"0000-0001-9375-0596","position":4,"is_corresponding":false},{"id":1131051,"name":"Joshua R. Smith","orcid":"0000-0002-9284-3966","position":5,"is_corresponding":false},{"id":925161,"name":"Brit Warner","orcid":null,"position":0,"is_corresponding":true}],"reference_count":8,"raw_metadata":null,"created_at":"2026-07-19T01:15:45.330525Z","pmid":"37476916","pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}