Circulatory system

Learn everything you need to know about the circulatory system.

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Heart Failure and Heart Rhythm: The Link You Need to Know About

Learn everything you need to know about the circulatory system.The heart acts as a pump, sending oxygen-rich blood out to the body and oxygen-depleted blood to ...

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When Heart Palpitations Signal a More Serious Problem

Learn everything you need to know about the circulatory system.Unlike atrial fibrillation (AFib) and other common arrhythmias, which result from faulty ele...

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Why a Rapid Heartbeat Increases Your Risk For Stroke

Learn everything you need to know about the circulatory system.Atrial fibrillation (AFib) and atrial flutter are two common arrhythmias, or abnormal heart rhyth...

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Rock Star Tom Petty Is Dead at 66

Learn everything you need to know about the circulatory system.Tom Petty, the rock and roll legend best known for fronting Tom Petty and the Heartbreakers, is d...

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Why An Irregular Heartbeat Could Make You Pass Out

Learn everything you need to know about the circulatory system.If you’ve ever fainted, with or without warning, you probably wanted to know why it happene...

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6 Foods That Can Lower Blood Pressure

Learn everything you need to know about the circulatory system.

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What You Should Know About Heart Failure

Learn everything you need to know about the circulatory system.Contrary to popular belief, heart failure doesn’t mean that your heart suddenly s...

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Improve Blood Sugar with This Snack

Learn everything you need to know about the circulatory system.Control your blood sugar by pushing aside the whole-grain muffins and grabbing this for your midm...

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How Your Genes Could Affect Your Heartbeat

Learn everything you need to know about the circulatory system.When a young, otherwise healthy person dies suddenly—while they’re playing a sport or...

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Should You Worry When Your Heart “Skips a Beat”?

Learn everything you need to know about the circulatory system.If you sometimes feel like your heart “skips a beat”—even when you’re sim...