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Related Concept Videos

Heart Failure VI: Adjunct Therapies01:22

Heart Failure VI: Adjunct Therapies

Additional therapies for treating patients with heart failure (HF) may include procedural interventions, supplemental oxygen, the management of sleep disorders, and nutritional therapy.Procedural InterventionsImplantable Cardioverter-Defibrillator: For patients at risk of life-threatening arrhythmias due to severe left ventricular dysfunction, an Implantable Cardioverter-Defibrillator (ICD) can detect and terminate these arrhythmias, preventing sudden cardiac death and improving survival rates.
Heart Failure Drugs: Diuretics01:22

Heart Failure Drugs: Diuretics

Heart failure and kidney perfusion are interconnected in a complex way. Reduced renal perfusion and venous congestion are two significant factors that contribute to renal dysfunction in heart failure. The kidneys, primarily responsible for fluid balance in the body, are adversely affected due to compromised cardiac output and increased venous pressure. In response to reduced renal perfusion, the kidneys activate neurohumoral mechanisms to restore balance. However, these mechanisms can be...
Heart Failure VII: Nursing Interventions01:30

Heart Failure VII: Nursing Interventions

The first step in nursing management of a patient with heart failure involves thoroughly assessing the patient's medical history.Subjective Data: Obtain the patient's medical history of coronary artery disease, hypertension, myocardial infarction, and symptoms like dyspnea, orthopnea, and paroxysmal nocturnal dyspnea.Objective Data: Conduct a physical examination to identify findings such as jugular vein distention, pulmonary crackles, tachycardia, murmurs, peripheral edema, and vital signs,...
Chronopharmacokinetics: Circadian Rhythms and Influence on Drug Response01:15

Chronopharmacokinetics: Circadian Rhythms and Influence on Drug Response

Circadian rhythms are cyclic changes that are crucial in plasma drug concentrations. Various standard circadian parameters, including core body temperature, heart rate, and other cardiovascular factors, directly impact disease states and the therapeutic response to drug therapy.
The time of drug administration is an important factor to consider, as it can influence the toxic dose of a drug. For example, a study conducted by Prins et al. in 1997 examined the effects of the timing of...
Heart Failure V: Medical Management01:30

Heart Failure V: Medical Management

Medical Management of Acute Decompensated Heart Failure (ADHF)The primary goals of therapy for patients hospitalized with acute decompensated heart failure (ADHF) include:Relieving symptomsOptimizing volume statusSupporting oxygenation and ventilationMaintaining cardiac output (CO) and end-organ perfusionIdentifying and addressing the cause of ADHFPreventing complicationsProviding patient education on factors precipitating HF exacerbationPlanning for dischargeOngoing monitoring and assessment...
Heart Failure II: Pathophysiology01:29

Heart Failure II: Pathophysiology

Systolic Heart Failure and Compensatory MechanismsSystolic heart failure (also termed HFrEF, Heart Failure with Reduced Ejection Fraction) is the most prevalent type of heart filure. It results in a decreased volume of blood being pumped from the ventricle. The aortic arch and carotid sinuses have baroreceptors that detect reduced blood pressure, triggering the sympathetic nervous system (SNS) to release epinephrine and norepinephrine. Initially, this response aims to boost heart rate and...

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Related Experiment Video

Updated: May 20, 2026

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
08:36

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments

Published on: August 8, 2019

Nocturia, sleep and daytime function in stable heart failure.

Nancy S Redeker1, Laura Adams, Robert Berkowitz

  • 1Yale University School of Nursing, 100 Church Street South, New Haven, CT 06536-07040, USA. nancy.redeker@yale.edu

Journal of Cardiac Failure
|July 4, 2012
PubMed
Summary
This summary is machine-generated.

Nocturia is common in stable heart failure (HF) patients, significantly worsening sleep quality, increasing daytime fatigue, and reducing functional abilities. Addressing nocturia is crucial for improving overall well-being in HF management.

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Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings
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Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
08:36

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments

Published on: August 8, 2019

Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings
06:39

Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings

Published on: June 13, 2025

Area of Science:

  • Cardiology
  • Sleep Medicine
  • Gerontology

Background:

  • Heart failure (HF) is a chronic condition affecting millions globally.
  • Nocturia, or nighttime urination, is a common yet often overlooked symptom in HF patients.
  • Understanding the impact of nocturia on sleep and daily function is vital for comprehensive HF care.

Purpose of the Study:

  • To assess the severity of nocturia in patients with stable heart failure (HF).
  • To investigate the relationship between nocturia severity and sleep disturbances.
  • To evaluate the impact of nocturia on daytime symptoms and functional performance in HF patients.

Main Methods:

  • A cross-sectional observational study included 173 stable chronic heart failure patients.
  • Data collection involved the 6-minute walk test (6MWT), polysomnography, and validated questionnaires (SF-36, Epworth Sleepiness, Pittsburgh Sleep Quality Index, Multidimensional Assessment of Fatigue, CES-D).
  • Nocturia severity was categorized by the number of nightly voids (0, 1-2, or ≥3).

Main Results:

  • Over half of the participants (50.2%) experienced 1-2 nightly episodes of nocturia, with 32.4% reporting ≥3 episodes.
  • Increased nocturia severity correlated with reduced sleep duration, lower sleep efficiency, and decreased REM and deep sleep.
  • Patients with higher nocturia severity reported more insomnia symptoms, increased daytime fatigue, greater sleepiness, and poorer physical function, including a shorter 6MWT distance.

Conclusions:

  • Nocturia is a prevalent and severe issue among patients with stable heart failure.
  • Nocturia is strongly linked to significant impairments in sleep quality and functional capacity.
  • Findings highlight the need to address nocturia to improve sleep and reduce fatigue and sleepiness in heart failure management.