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2. Supraventricular tachycardia - Wikipedia

   en.wikipedia.org/wiki/Supraventricular_tachycardia

   Supraventricular tachycardia (SVT) is an umbrella term for fast heart rhythms arising from the upper part of the heart. [2] This is in contrast to the other group of fast heart rhythms – ventricular tachycardia , which start within the lower chambers of the heart . [ 2 ]

3. Paroxysmal supraventricular tachycardia - Wikipedia

   en.wikipedia.org/wiki/Paroxysmal...

   Paroxysmal supraventricular tachycardia (PSVT) is a type of supraventricular tachycardia, named for its intermittent episodes of abrupt onset and termination. [3] [6] Often people have no symptoms. [1] Otherwise symptoms may include palpitations, feeling lightheaded, sweating, shortness of breath, and chest pain. [2] The cause is not known. [3]

4. Sinus node dysfunction - Wikipedia

   en.wikipedia.org/wiki/Sinus_node_dysfunction

   Sinus node dysfunction (SND), also known as sick sinus syndrome (SSS), is a group of abnormal heart rhythms (arrhythmias) usually caused by a malfunction of the sinus node, the heart's primary pacemaker. [1] [2] Tachycardia-bradycardia syndrome is a variant of sick sinus syndrome in which the arrhythmia alternates between fast and slow heart ...

5. AV nodal reentrant tachycardia - Wikipedia

   en.wikipedia.org/wiki/AV_nodal_reentrant_tachycardia

   AV-nodal reentrant tachycardia (AVNRT) is a type of abnormal fast heart rhythm. It is a type of supraventricular tachycardia (SVT), meaning that it originates from a location within the heart above the bundle of His. AV nodal reentrant tachycardia is the most common regular supraventricular tachycardia.

6. Permanent junctional reciprocating tachycardia - Wikipedia

   en.wikipedia.org/wiki/Permanent_junctional...

   It is a supraventricular tachycardia, and a cause of atrioventricular reentrant tachycardia (AVRT). PJRT can cause chronic tachycardia that, untreated, leads to cardiomyopathy. The cause is an accessory pathway in the heart which conducts from the ventricles back to the atria.

7. Does your heart beat faster when you stand or sit up? Learn ...

   www.aol.com/does-heart-beat-faster-stand...

   Tachycardia describes an abnormally rapid heart rate. By stringing these words together, you can see that POTS is a description of symptoms that commonly occur together, otherwise known as a ...

8. Atrioventricular reentrant tachycardia - Wikipedia

   en.wikipedia.org/wiki/Atrioventricular_reentrant...

   Atrioventricular reentrant tachycardia (AVRT), or atrioventricular reciprocating tachycardia, is a type of heart arrhythmia with an abnormally fast rhythm (tachychardia); it is classified as a type of supraventricular tachycardia (SVT).

9. Cardiovascular risk may impact cognitive decline in men years ...

   www.aol.com/cardiovascular-risk-may-impact...

   Adopting healthier choices earlier in life increases the likelihood of staying mentally sharp and independent in later years, emphasizing the interconnectedness of heart and brain health. View the ...