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common causes of atrial fibrillation (af) - Heart and Stroke Foundation ...

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Some common causes are: • high blood pressure (hypertension). • problems with the valves of the heart. • disease o
FACTSHEET

To learn more, see Module 1: What is AF?

COMMON CAUSES OF ATRIAL FIBRILLATION (AF) Some common causes are: • high blood pressure (hypertension)

• sick sinus rhythm

• problems with the valves of the heart

• supraventricular tachycardia (svt)

• disease of the heart muscle (cardiomyopathy)

• overactive thyroid (hyperthyroid)

• weak pumping and relaxing action of the heart muscle (left ventricular dysfunction)

WHILE AF IS COMMON IN PEOPLE OVER 65, IT CAN ALSO DEVELOP (FOR NO KNOWN REASON) IN PEOPLE YOUNGER THAN 60.

• sleep apnea

• lung disease • issue with the vagus nerve • over age 65

• coronary artery disease (developing blockages of the coronary arteries that can lead to a heart attack)

• obesity (weight more than 20% higher than it should be/bmi of 30 or more)

• heart problems you are born with (congenital heart defect)

• drinking too much alcohol

• heart surgery • inflammation of the heart muscle or the sac that surrounds the heart HEARTANDSTROKE.CA/AFGUIDE Published: October 2015 © 2015 Canadian Cardiovascular Society and Heart and Stroke Foundation of Canada. All rights reserved. Unauthorized use prohibited.