What causes fast heart rate and shortness of breath? 38 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 (arrhythmia) is a change in the heart's beating pattern. There are many different types with different causes and effects. Possible symptoms are feeling faint, chest pain, and sweating.

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2

Congestive Heart Failure (CHF)

Congestive heart failure is a chronic condition that affects the four chambers of the heart. Early symptoms include fatigue and weight gain. Irregular heart beat and wheezing indicate a worsening.

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3

Anaphylaxis

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

When people with severe allergies are exposed to their allergen, a life-threatening reaction called anaphylaxis can result: a series of symptoms such as rash, abdominal pain, and difficulty breathing and shock.

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4

Pneumothorax (Collapsed Lung)

Pneumothorax is a collapsed lung. This occurs when air becomes trapped in the space around the lungs. Along with a steady ache in the chest and shortness of breath, your skin or lips may turn blue.

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5

Panic Disorder

Panic disorder is a condition chararcterized by persistent anxiety and recurrent panic attacks. Sweating or chills are possible signs of a panic attack.

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6

Caffeine Overdose

You're at risk for caffeine overdose when you ingest more than 200 to 300 mg of caffeine (about three 8-oz cups of coffee) in a day. Dizziness, diarrhea, headache, and severe thirst may occur.

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7

Pulmonary Embolism

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

A pulmonary embolism is a blood clot that affects blood flow to the lungs. It can damage part of the lung due to restricted blood flow, decrease blood oxygen. The most common symptom is shortness of breath.

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8

Bleeding

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

Bleeding can refer to blood loss inside the body (internal bleeding) or blood loss outside of the body (external bleeding). It can cause bruising, pain, and symptoms of shock. Too much bleeding can lead to death.

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9

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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10

Adrenergic Bronchodilators Overdose

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

An overdose happens when you take too much of a drug. Whether intentional or accidental, drug overdoses can be life threatening. Adrenergic bronchodilators overdose is when a person has taken too much of a certain typ...

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11

Paroxysmal Supraventricular Tachycardia (PSVT)

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

Paroxysmal supraventricular tachycardia (PSVT) is a faster-than-normal heart rate. It can last from a few minutes to several hours. PSVT is a fairly common type of (arrhythmia) that can occur in a person of any age.

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12

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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13

Cardiogenic Shock

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

Cardiogenic shock is a rare condition in which the heart is so damaged that it is unable to supply sufficient blood to bodily organs. Sweating and cold extremities are potential signs of this condition.

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14

Hypovolemic Shock

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

Hypovolemic shock is a life-threatening condition that results when you lose more than 20 percent (one-fifth) of your body's blood or fluid supply. This severe fluid loss makes it impossible for the heart to pum...

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15

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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16

Infectious Mononucleosis

Infectious mononucleosis, or "mono," is a group of symptoms caused by the Epstein-Barr virus. One potential symptom is a pink rash that looks like the measles.

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17

High Blood Pressure Overview

High blood pressure (hypertension) increases your risk for heart attack, stroke, coronary heart disease, and other serious health problems. Left untreated, high blood pressure can damage blood vessels and vital organs.

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18

Sickle Cell Anemia

Sickle cell anemia is a genetic disease that causes red blood cells to have an abnormal shape, causing blood flow problems. This can lead to tissue damage and pain, as well as enlarged spleen, anemia, and other symptoms.

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19

Ventricular Septal Defects

A ventral septal defect (VSD) is a hole between the heart's lower chambers (ventricles). It can lead to difficulty breathing and pale or bluish skin, especially around the lips and fingernails.

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20

Dissection of the Aorta

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

The aorta is a large artery that carries blood out of your heart. If you experience a dissection of the aorta, it means that blood has entered the wall of the artery, between the inner and middle layers. This can happe...

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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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