Comparing shorter and longer high-intensity interval exercise in people with chronic heart failure
Compares two amounts of interval exercise in adults with chronic heart failure.
Plain-language title generated from the registry record
Registry title: Effectiveness of Low -Versus High -Volume High -Intensity Interval Training in Patients With Chronic Heart Failure
Key facts
- Where
- Cairo, EgyptSee the site
Where in Egypt
- Cairo UniversityCairo, EgyptTaking people
Questions to ask the study team
- How often do I need to come in, and for how long each time?
- Are travel costs paid?
- Can I keep my own doctor?
- What happens if I want to stop?
Trial details
- Who runs it
- Cairo University
- Trial code
- NCT07325942
- Record updated
- 8 January 2026
- Original description
this study aims to investigate the effect of low vs high volume- high intensity interval training on functional capacity and quality of life in chronic heart failure patientsRead full original descriptionShow less
Effectiveness of Low -Versus High -Volume High -Intensity Interval Training in Patients With Chronic Heart Failure
this study aims to investigate the effect of low vs high volume- high intensity interval training on functional capacity and quality of life in chronic heart failure patients
Inclusion: Chronic stable heart failure patient with reduced ejection fraction (EF <40); Age Above 18 years old; Both males and females; The ability to provide informed consent.
Exclusion: Based on the Scientific Statement from the American Heart Association: contraindications for exercise Testing and Training. (Fletcher et al., 2013); Acute myocardial infarction (MI), within 2 days; Ongoing unstable angina; Uncontrolled cardiac tachy or brady arrhythmia with hemodynamic compromise; Active endocarditis; Symptomatic severe aortic stenosis; Decompensated heart failure; Acute pulmonary embolism, pulmonary infarction, or deep vein thrombosis; Acute myocarditis or pericarditis; Acute aortic dissection; Physical disability that precludes safe and adequate testing or training; Known obstructive left main coronary artery stenosis; Hypertrophic obstructive cardiomyopathy with severe resting gradient; Recent stroke or transient ischemic attack; Mental impairment with limited ability to cooperate; Resting hypertension with systolic or diastolic blood pressures >200/110 mmHg; Uncorrected medical conditions, such as significant anemia, important electrolyte imbalance, and hyperthyroidism; Acute decompensated heart failure NYHA class IV.