Heart Disease

The heart is one of the most vital organs. Learn about how to care for it with our articles on heart disease causes, signs and prevention.

My “Shortness of Breath” Turned Out to Be Chronic Heart Failure

This woman thought her symptoms were simply from asthma and allergies. Her doctor even agreed. Then, she took a turn for the worse.

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8 Things You Can Do to Lower Your LDL Cholesterol

Heart disease is a leading cause of death, and high cholesterol plays a big role. Here's how to

This Man’s “Cold” Turned Out to Be a Massive Heart Attack

Not everyone gets chest pain and numb arms with a heart attack. Ed thought all he needed was some decongestant...

How to Use an AED: The Device That Saved My Life

A bystander's fast action with an automated external defibrillator, or AED, saved Danny Berger's life after he went into sudden...

What It Means When Your Heart Skips a Beat—and 9 Things That Cause It

Just about anything could make your heart skip a beat, but doctors gave us the most common reasons.

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My Breast Lump Wasn’t Cancer—It Was a Sign of High Cholesterol

After discovering breast lumps, Kris Olsen thought she was in for a cancer diagnosis. Instead, her doctor diagnosed her...

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This is Why You Should Avoid Grapefruit While on Certain Statins

Taking a statin to lower your cholesterol? You've probably been warned about consuming grapefruit while taking cholesterol-lowering drugs.

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What Is a Ventricular Arrhythmia? Symptoms, Diagnosis, and Treatments

A ventricular arrhythmia is a rapid heartbeat that originates in the heart's lower chamber and can be life-threatening. Here's...

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What to Know About Sinus Arrhythmias, a Type of Irregular Heartbeat

A sinus arrhythmia—an irregular heartbeat—is often nothing to worry about, but here's when it may be a sign of something...

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What Are Heart Arrhythmias? Symptoms, Risk, and Treatments for Irregular Heartbeats

If your heart beats too fast, too slowly, or has an irregular rhythm, you may have an arrhythmia.

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Why Does Heart Failure Cause Swollen Feet?

The heart and feet are nowhere near each other, so what is the connection between heart failure and

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What Are Treatments for Heart Failure?

Heart failure is a chronic condition that can be treated with lifestyle changes, medication, and more. Here are the cardiologist-recommended...

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I Thought I Needed a Nap. Turns Out, I Was Having a Heart Attack

Not every heart attack is sudden and intense. This Elvis impersonator—and silent heart attack survivor—shares how skipping a nap...

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Misdiagnosed: I Lived With a Dangerous Heart Arrhythmia for Years

This woman had an arrhythmia for nearly a decade but it never showed up on tests. Here's how she finally...

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These Are the 4 Stages of Heart Failure

Heart failure is very common—and it just doesn't happen to older people. About 6.2 million Americans over the age...

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What Is Heart Valve Disease?

The heart muscle isn't the only part of the organ that can malfunction. Here are the most common heart valve...

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What Is Acute Heart Failure? Here’s What You Need to Know

We all think we understand what acute heart failure is, but the reality is complicated. This aggressive syndrome causes a...

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Is Heart Disease Genetic?

Your blue eyes, your brown hair, and, yes, your heart health can be passed down through the generations. Here's...

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6 Types of Heart Disease Doctors Need You to Know

Heart disease is the leading cause of death in the U.S. Here's what to know about the types of...

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How Alcohol Is Linked to Heart Disease

Imbibing—in small amounts—may be good for your heart, but it's also not a reason to start consuming alcohol if you...

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How Many People Die from Heart Disease Each Year?

Heart disease is the No. 1 killer in the U.S. Here's a breakdown of heart disease deaths by ethnicity, race,...

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11 Surprising Heart Disease Facts You Should Know

Heart disease is the leading cause of death in the U.S., but there are lesser known facts about heart...

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What Causes Heart Disease? 9 Things Doctors Need You to Know

Taking care of your heart can help you live a long and healthy life. Here's what causes heart disease, according...

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What Chest Pain on Your Left Side Could Mean

Chest pain on the left side is concerning, but it may not always mean you're having a heart attack.

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What It Could Mean If You Have Right-Side Chest Pain

Chest pain on the left side gets all the attention because it is associated with a heart attack, but...

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What Is Rheumatic Heart Disease?

Triggered by an untreated strep infection, rheumatic heart disease is the most common heart disease for those under age 25....

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What It Means When You Have Chest Pain That Comes and Goes

Random chest pain that comes and goes isn't something you should shrug off. Here's what your chest pain—whether or...

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These Are the Statin Side Effects You Should Know About

Statins are one of the most widely prescribed and effective types of cholesterol-lowering medication. They also have a few potential...

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The 9 Worst Foods for Your Heart

Keep your heart healthy with our expert tips on how to avoid the foods bad for the heart, from...

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I Had POTS Syndrome But Was Misdiagnosed With Anxiety

My racing heart, exhaustion, nausea, chest pain, and salt cravings turned out to be symptoms of postural orthostatic tachycardia syndrome,...