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Fainting    
Dizziness    
Fluttering heart

13 possible causes of "Fainting, Dizziness, Flutteri..."
Symptoms:
  • Dementia
  • Muscle pain
  • Fainting
  • Dizziness
  • Fluttering heart
  • Coma
1. Low Blood Sugar (Hypoglycemia)
Also known as hypoglycemia, low blood sugar can be a dangerous condition. People often complain about low blood sugar. However, serious hypoglycemia is rare in adults and children over the age of 10 who are no...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Heart murmurs
  • Abnormal heart rhythms
  • Fainting
  • Dizziness
  • Fluttering heart
  • High blood pressure
2. Heart Attack Overview
In the movies, heart attacks are always very obvious. In reality, heart attacks aren't always so sudden or dramatic. Read our brief overview for information about heart attacks.
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Sleep paralysis
  • Worried
  • Fainting
  • Dizziness
  • Fluttering heart
  • Hand tremor
3. 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 ...
Symptoms:
  • Lightheadedness
  • Low blood pressure
  • Fainting
  • Dizziness
  • Fluttering heart
  • Weak pulse
4. Ventricular Tachycardia
Ventricular tachycardia (VT) is a very fast heartbeat caused by a malfunction in one of the heart's ventricles. It is a pulse of more than 100 beats per minute with at least three irregular heartbeats in a row. VT ca...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Abnormal heart rhythms
  • Fast heart rate
  • Fainting
  • Dizziness
  • Fluttering heart
  • Loss of appetite
5. Drug Allergy Overview
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.
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Rapid shallow breathing
  • Peripheral cyanosis
  • Fainting
  • Dizziness
  • Fluttering heart
  • Leg pain
6. Pulmonary Embolism
A pulmonary embolism is a blood clot that affects the lungs. Typically, a blood clot travels from another area in the body before becoming lodged in one of the arteries that supply blood to the lungs. A pulmonar...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Pain
  • Jugular venous engorgement
  • Fainting
  • Dizziness
  • Fluttering heart
  • Low blood pressure
7. The Catastrophy of Cardiac Tamponade
Cardiac tamponade is a condition where the sac that encases your heart fills with fluid and then puts pressure on your heart. This undue pressure keeps the heart from filling with blood properly. When this happens, th...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Lightheadedness
  • Fatigue
  • Fainting
  • Dizziness
  • Fluttering heart
  • Palpitations
8. Paroxysmal Supraventricular Tachycardia (PSVT)
Paroxysmal supraventricular tachycardia (PSVT) is a faster-than-normal heart rate. The term paroxysmal means that it only happens from time to time. In the case of PSVT, the rapid heart rate can last from a few minute...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Tired
  • Pain
  • Fainting
  • Dizziness
  • Fluttering heart
  • Fatigue
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...
Symptoms:
  • Lightheadedness
  • Dizziness
  • Fainting
  • Fluttering heart
  • Failure to thrive
  • Unintentional weight loss
10. Multifocal Atrial Tachycardia and Your Heart
If you have multifocal atrial tachycardia (MAT), your heart is beating much faster than it normally does. This happens when the upper chambers of your heart send too many electrical signals to the lower chambers. It i...

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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