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2. Pacemaker - Wikipedia

   en.wikipedia.org/wiki/Pacemaker

   A pacemaker, also known as an artificial cardiac pacemaker, is an implanted medical device that generates electrical pulses delivered by electrodes to one or more of the chambers of the heart. Each pulse causes the targeted chamber(s) to contract and pump blood, [3] thus regulating the function of the electrical conduction system of the heart.

3. Implantable cardioverter-defibrillator - Wikipedia

   en.wikipedia.org/wiki/Implantable_cardioverter...

   The difference between pacemakers and ICDs is that pacemakers are also available as temporary units and are generally designed to correct slow heart rates, i.e. bradycardia, while ICDs are often permanent safeguards against sudden life-threatening arrhythmias. S-ICD lead and generator position Sketch of an already-implanted cardioverter ...

4. Cardiac pacemaker - Wikipedia

   en.wikipedia.org/wiki/Cardiac_pacemaker

   An artificial cardiac pacemaker (or artificial pacemaker, so as not to be confused with the natural cardiac pacemaker) or just pacemaker is an implanted medical device that generates electrical impulses delivered by electrodes to the chambers of the heart either the upper atria, or lower ventricles to cause the targeted chambers to contract and ...

5. 8 Common Cardiovascular Diseases for Men & How to Prevent Them

   www.aol.com/8-common-cardiovascular-diseases-men...

   Atrial fibrillation (A-fib). An irregular and often very fast heart rate. ... A pacemaker. Implantable cardioverter defibrillator (a device that shocks your heart into a normal rhythm when needed ...

6. Atrial fibrillation - Wikipedia

   en.wikipedia.org/wiki/Atrial_fibrillation

   Atrial fibrillation is associated with an increased risk of heart failure, dementia, and stroke. [3] [12] It is a type of supraventricular tachycardia. [14] Atrial fibrillation frequently results from bursts of tachycardia that originate in muscle bundles extending from the atrium to the pulmonary veins. [15]

7. Arnold Schwarzenegger just got a pacemaker. Here's what to ...

   www.aol.com/lifestyle/arnold-schwarzenegger-just...

   Pacemakers are also sometimes used to regulate the heartbeats in people with congenital heart disease, a group of conditions that affect about 1% of people born in the U.S., according to the ...