What causes dizziness, fast heart rate and shortness of breath? 13 possible conditions

Viewing 13 of 13 results

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

1

Panic Disorder

Panic disorder occurs when you live in fear of having a panic attack. You are having a panic attack when you feel sudden, overwhelming terror that has no obvious cause. You may experience physical symptoms such as ...

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2

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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3

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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4

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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5

Atrial Fibrillation and Flutter

Atrial fibrillation and flutter are irregular heart rhythms that occur when the upper chambers of the heart beat irregularly or too fast. Fibrillation can be sustained or can occur in bursts. Flutter is more rapid an...

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6

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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7

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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8

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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9

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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10

Carbon Monoxide Poisoning

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

Carbon monoxide poisoning occurs when we inhale too much carbon monoxide. It can lead to tissue damage and possibly death. Signs include a dull headache, nausea, confusion, and blue lips or skin.

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11

Acute Mountain Sickness

Hikers, skiers and adventurers who travel to high altitudes can sometimes develop acute mountain sickness, also referred to as altitude sickness or high altitude pulmonary edema. It typically occurs at about 8,000 fee...

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12

Drug Allergy Overview

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

Drug allergies are overblown responses of the immune system to prescription or over-the-counter drugs that aren't typically harmful. Learn more about symptoms, causes and treatments for allergic reactions to drugs.

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13

Beriberi

Beriberi is a disease brought on by a Vitamin B-1 (thiamine) deficiency. There are two types of the disease: wet beriberi and dry beriberi . Wet beriberi can effect heart function and, in the most extreme cases, hear...

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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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