Health TopicsCirculatory system

Circulatory system

Learn everything you need to know about the circulatory system.

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Protect your blood vessels with fiber
Starting your day with a breakfast rich in fiber could help support heart health.

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What are the risks of aortic valve replacement surgery, with or without open heart surgery?
Traditional aortic valve replacement carries all the dangers of open-heart surgery; in TAVI (transca...

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Staying the course on your coronary artery disease treatment
Sticking with your treatment plan won’t just protect your heart—it can protect your finances, too.

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Are spider veins anything to worry about?
Spider veins are common and usually harmless. But if you’re bothered by them, here’s what you can do...

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5 surprising threats to your heart health
These lesser-known factors may increase your risk of heart disease.

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How your genes could affect your heartbeat
Some people with genetic arrhythmias have no symptoms and may not be aware of their family history. ...

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The vital test that helps detect abnormal heart rhythms
An electrophysiology study can help get to the bottom of a slow, fast or irregular heartbeat and get...

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Why an irregular heartbeat could make you pass out
Learn why people faint—and when it might be cause for concern.

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Heart failure and heart rhythm: the link you need to know about
If you have one, you should watch out for the other. Here’s why.

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Some irregular heartbeats may trigger cardiac arrest
Learn why problems with the heart’s electrical signals could cause it to stop beating.