Association of Night|Time Heart Rate With Ventricular ...

Association of Night-Time Heart Rate With Ventricular ... - NCBI

The role of variability in night-time mean heart rate on the prediction of ventricular arrhythmias and all-cause mortality in implantable cardioverter ...

Association of Night-Time Heart Rate With Ventricular ... - PubMed

Compared to night-time HR of ≤ 50 or ≥70 bpm, night-time HR of 50-70 bpm was associated with 24.9, 30.2, 63.5, and 31.5% reduced incidences of ...

(PDF) Association of Night-Time Heart Rate With Ventricular ...

Background: Night-time heart rate (HR) is expected to reflect more accurately the cardiac autonomic function of modulating cardiovascular ...

The role of variability in night-time mean heart rate on the prediction ...

Standard deviation of 30-day mean night-time heart rate is a predictor of ventricular arrhythmias, shock events, death, and the combined ...

Ventricular tachycardia - Symptoms and causes - Mayo Clinic

A healthy heart typically beats about 60 to 100 times a minute at rest. In ventricular tachycardia, the heart beats faster, usually 100 or more beats a minute.

Impact of Sleep on Arrhythmogenesis | Circulation: Arrhythmia and ...

Reports vary of associations of apnea with nocturnal sinus pauses, heart block, or ventricular asystole or bradyarrhythmias. However, apnea ...

The relationship between high resting heart rate and ventricular ...

The key finding of this study is that a high resting HR is associated with the arrhythmogenic substrates (expressed as positive ventricular LPs) ...

Ventricular Tachycardia: Causes, Symptoms and Treatment

This is because your fast heartbeats don't allow enough time for your heart chambers to fill up before the next beat. It's like a bus that stops so briefly at a ...

Tachycardia: Fast Heart Rate - American Heart Association

Supraventricular Tachycardia (SVT)/ Paroxysmal Supraventricular Tachycardia (PSVT); Sinus Tachycardia; Ventricular Tachycardia. ECG strip ...

What Is a Normal Sleeping Heart Rate? - Sleep Foundation

While a normal resting heart rate is typically between 60 and 100 bpm, a normal heart rate during sleep drops to between 40 and 50 bpm.

Heart Rate–Induced Myocardial Ca2+ Retention and Left Ventricular ...

Increases in heart rate are thought to result in incomplete left ventricular (LV) relaxation and elevated filling pressures in patients with heart failure with ...

Why is my heart rate jumping up and down? - MedicalNewsToday

A person's heart rate may be lowerTrusted Source when they are sleeping or higher during exercise. However, some people have an irregular heart rhythm that ...

Ventricular Tachycardia (VT) | Cedars-Sinai

Ventricular tachycardia (VT) is a fast, abnormal heart rhythm (arrhythmia). It starts in your heart's lower chambers, called the ventricles.

Ventricular fibrillation - Symptoms & causes - Mayo Clinic

Ventricular fibrillation is a type of irregular heart rhythm (arrhythmia). During ventricular fibrillation, the lower heart chambers contract in a very rapid ...

Tachycardia: Symptoms, Causes, Diagnosis, Treatment - WebMD

If your heart is beating more than 100 times per minute, it might not be able to fill up with blood between beats. As a result, your cells might ...

Heart Rhythm Disorders | UpBeat.org - powered by the Heart ...

Millions of people experience irregular or abnormal heartbeats, called arrhythmias, at some point in their lives. Most of the time, ...

Effects of obstructive sleep apnoea on heart rhythm

In OSA, recurrent apnoea and hypopnoea lead to repeated and marked arterial oxygen desaturations which cyclically recur during the night. Although it has not ...

Ventricular Tachycardia (VT) - powered by the Heart Rhythm Society

Ventricular tachycardia is a rapid heart rhythm that occurs in the lower chambers or ventricles of the heart. It often occurs in people with ...

Bradycardia: Slow Heart Rate | American Heart Association

Your heart rate may fall below 60 BPM during deep sleep. Physically active adults (and athletes) often have a resting heart rate slower than 60 ...

Heart rate - Wikipedia

Bradycardia is a low heart rate, defined as below 60 bpm at rest. When a human sleeps, a heartbeat with rates around 40–50 bpm is common and considered normal.