Arrhythmia. National Heart, Lung, and Blood Institute. https://www.nhlbi.nih.gov/health-topics/arrhythmia. Accessed June 13, 2023. Bradycardia (brad-e-KAHR-dee-uh) is a slow heartbeat. The heart rate is less than 60 beats a minute. Take over-the-counter cough and cold medicines or prescription medications that can cause a SVT episode Surgeryto implant a cardioverter defibrillator(ICD), which delivers an electrical pulse to the heart to reset a dangerously irregular heartbeat.

Cronin EM, et al. 2019 HRS/EHRA/APHRS/LAHRS expert consensus statement on catheter ablation of ventricular arrhythmias. Heart Rhythm. 2020; doi:10.1016/j.hrthm.2019.03.002. Unfortunately for him, instead of getting praises and honors, he was sent to a debtors prison, accused of plagiarism and became homeless for ten years. It was in 1831 that Smith, (now known as the father of the modern geology) was awarded the Geological Society of London’s best award and King William IV assured him of a lifetime pension. A heart rate below 60 beats a minute is considered bradycardia. But a low resting heart rate doesn't always mean there's a problem. If you're physically fit, your heart may be able to pump enough blood to the body with less than 60 beats a minute. The disruption results in a faster than normal heart rate. This rapid heartbeat keeps the heart’s chambers from filling completely between contractions, which compromises blood flow to the rest of the body. In a healthy heart, this heart signaling process usually goes smoothly, resulting in a resting heart rate of 60 to 100 beats a minute.

In writing The Professor and the Madman, Simon Winchester has carefully researched and investigated to provide precise and accurate details of what it took to create the OED. The story closely relates to the modern project management problems, for instance, the size of the project, the amount of time required to complete and the number of people needed to finish.

Jalife J, et al., eds. Assessment of the patient with a cardiac arrhythmia. In: Zipes and Jalife's Cardiac Electrophysiology: From Cell to Bedside. 8th ed. Elsevier; 2022. https://www.clinicalkey.com. Accessed June 13, 2023. View an animation of tachycardia. Types of tachycardias Atrial or Supraventricular Tachycardia (SVT) Excessive alcohol use. Drinking too much alcohol can affect electrical signaling in the heart. This can increase the chance of developing atrial fibrillation. The book covers a broad scope; we follow the life of William Chester Minor, from his time as a young man to his time in an asylum for the criminally insane. Then there is Sir James Murray, the main editor of the Oxford Dictionary’s undertakings. Moreover, then the author gives a remarkable means through which the dictionary was written, compiled and published. Premature heartbeats are extra beats that occur one at a time, sometimes in patterns that alternate with a regular heartbeat. If the extra beats come from the top chamber of the heart, they are called premature atrial contractions (PACs). If they come from the bottom chamber, they are called premature ventricular contractions (PVCs).Find sources: "List of Heartbeat cast members"– news · newspapers · books · scholar · JSTOR ( April 2021) ( Learn how and when to remove this template message)

Electrolyte imbalance. Substances in the blood called electrolytes help trigger and send electrical signals in the heart. Potassium, sodium, calcium and magnesium are examples of electrolytes. If the body's electrolytes are too low or too high, it may interfere with heart signaling and lead to irregular heartbeats. With atrial or supraventricular tachycardia, electrical signals in the heart’s upper chambers occur abnormally. There may also be structural abnormalities of the heart.This interferes with electrical impulses coming from the sinus node, the heart’s natural pacemaker. Atrial or supraventricular tachycardia (SVT) is a fast heart rate that starts in the upper chambers of the heart. Some forms of this tachycardia are paroxysmal atrial tachycardia (PAT) and paroxysmal supraventricular tachycardia (PSVT). Lévy S, et al. Arrhythmia management for the primary care clinician. https://www.uptodate.com/contents/search. Accessed June 13, 2023. Ferri FF. Atrial fibrillation. In: Ferri's Clinical Advisor 2023. Elsevier; 2023. https://www.clinicalkey.com. Accessed June 13, 2023.Episodes of atrial or SVT often can be stopped by one of a few techniques. These actions should be supervised or conducted by a health care professional. They include:

Heart problems present at birth. Also called congenital heart defects, some of these problems may affect the heart rate and rhythm. Heart arrhythmia treatment may include medicines, devices such as pacemakers, or a procedure or surgery. The goals of treatment are to control or get rid of fast, slow or otherwise irregular heartbeats. A heart-healthy lifestyle can help prevent heart damage that can trigger some heart arrhythmias. Types Ventricular tachycardia. This rapid, irregular heart rate starts with faulty electrical signals in the lower heart chambers, called the ventricles. The rapid heart rate doesn't let the ventricles properly fill with blood. So the heart may not be able to pump enough blood to the body. Ventricular tachycardia may not cause serious problems in people with otherwise healthy hearts. In those with heart disease, ventricular tachycardia can be an emergency that needs immediate medical care.Valsalva maneuver: This consists of holding your nostrils closed while blowing air through your nose. Blood-thinning medicines can lower the risk of stroke related to atrial fibrillation and other heart arrhythmias. If you have a heart arrhythmia, ask a healthcare professional if you need to take a blood thinner.