Palpitations, Shortness of breath: 31 Possible Causes
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What causes palpitations and shortness of breath? 31 possible conditions

See a list of possible causes in order from the most common to the least.

1

Abnormal Heart Rhythms

This condition is considered a medical emergency. Urgent care may be required.

An abnormal heart rhythm is when your heart beats too fast, slow, or irregularly. This is also called an arrhythmia. Within the heart is a complex system of valves, nodes, and chambers that control how and when th...

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2

Hyperventilation

Hyperventilation happens when you suddenly start breathing very quickly. Exhaling more than you inhale causes low carbon dioxide levels.

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3

Anxiety

What is anxiety? Anxiety often manifests itself as an apprehension about daily life. Learn the basics with this overview of the types of anxiety disorders.

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4

Congestive Heart Failure (CHF)

Congestive heart failure (CHF) is a chronic condition that affects the chambers of your heart. CHF refers to fluid buildup around your heart.

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5

Heart Murmurs and Other Sounds

During a regular medical checkup, your doctor will use a stethoscope to listen to your heartbeat to determine whether your heart is beating properly and has a normal rhythm. This gives your doctor information concernin...

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6

Paroxysmal Supraventricular Tachycardia (PSVT)

This condition is considered a medical emergency. Urgent care may be required.

People with paroxysmal supraventricular tachycardia (PVST) experience a faster-than-normal heart rate. Learn more about the symptoms and risk factors.

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7

Atrial Fibrillation and Flutter

Atrial fibrillation and atrial flutter are irregular heart rhythms that occur when the upper chambers of your heart (the atria) beat too fast.Atrial fibrillation can be sustained or can occur in bursts. It creates a...

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8

Panic Disorder

Panic disorder occurs when you live in fear of a panic attack. You may be having a panic attack when you feel sudden, overwhelming terror with no obvious cause.

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9

Ventricular Tachycardia

This condition is considered a medical emergency. Urgent care may be required.

Ventricular tachycardia is a very fast heart rhythm that begins in the ventricles. Learn about ventricular tachycardia symptoms, causes, and diagnosis.

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10

Atrial Flutter

Atrial flutter (AFL) is a type of abnormal heart rate, or arrhythmia. It occurs when the upper chambers of your heart (the atria) beat too fast. When the top of your heart (atria) beats faster than the botto...

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11

Hypertrophic Cardiomyopathy

Hypertrophic cardiomyopathy is a condition in which your heart muscle is thicker than normal. It can interfere with your heart's ability to pump blood.

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12

Congestive (Dilated) Cardiomyopathy

Congestive cardiomyopathy, also known as dilated cardiomyopathy, is characterized by a weak primary pumping chamber in the heart. Your heart automatically attempts to correct for this inefficiency. In turn, thi...

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13

Sick Sinus Syndrome

Sick sinus syndrome is a general name for a group of disorders that can cause abnormal beating of the heart. Read about symptoms and treatment options.

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14

High Blood Pressure Overview

High blood pressure (hypertension) increases your risk for heart attack, stroke, coronary heart disease, and other serious health problems.

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15

Cardiomyopathy

Cardiomyopathy is a progressive disease of the heart muscle. Learn about the types, symptoms, treatment, and prognosis of this disease.

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16

Hypertensive Heart Disease

Hypertensive heart disease refers to heart conditions caused by high blood pressure. Possible signs of acute hypertension include sweating and chills.

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17

Generalized Anxiety Disorder

People who suffer from generalized anxiety disorder, or GAD, worry uncontrollably about common occurrences and situations. The condition may also be called chronic anxiety neurosis.GAD is different than normal feeling...

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18

Drug Allergy Overview

This condition is considered a medical emergency. Urgent care may be required.

A drug allergy is an allergic reaction to a medication. Your immune system identifies the drug as foreign and acts to eliminate it from your body.

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19

Ventricular Septal Defects

A ventricular septal defect (VSD) is a hole between your heart's lower chambers, or ventricles. Read more about this condition.

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20

Septic Shock

This condition is considered a medical emergency. Urgent care may be required.

Septic shock is a complication of an infection in which toxins can initiate a full-body inflammatory response and organ failure. Confusion, breathing problems, chills, and cold sweats.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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