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2. Palpitations - Wikipedia

   en.wikipedia.org/wiki/Palpitations

   Vagus nerve induced palpitation is felt as a thud, a hollow fluttery sensation, or a skipped beat, depending on at what point during the heart's normal rhythm the vagus nerve fires. In many cases, the anxiety and panic of experiencing palpitations cause a patient to experience further anxiety and increased vagus nerve stimulation. The link ...

3. Arrhythmia - Wikipedia

   en.wikipedia.org/wiki/Arrhythmia

   Symptoms: Palpitations, dizziness or lightheadedness, passing out, shortness of breath, chest pain, [1] decreased level of consciousness: Complications: Stroke, heart failure [2] [3] Usual onset: Older age [4] Types: Extra beats, supraventricular tachycardias, ventricular arrhythmias, bradyarrhythmias [3] Causes

4. Chest pain in children - Wikipedia

   en.wikipedia.org/wiki/Chest_pain_in_children

   Respiratory associated causes compose 13% to 24% of pediatric chest pain symptoms. Gastrointestinal and psychogenic symptoms reported by parents and patients occur less than 10% of the time. Cardiac causes of pediatric chest pain are found infrequently and are not identified more than 5% of the time. Unknown causes, were estimated to account ...

5. What Is Heart Disease? Everything You Need to Know - AOL

   www.aol.com/heart-disease-everything-know...

   Arrhythmias can sometimes cause relatively mild symptoms like palpitations, irregular heartbeats, or lightheadedness. ... Heart palpitations (fluttering feelings in the chest) Extreme fatigue ...

6. When Should You See a Doctor About Heart Palpitations ... - AOL

   www.aol.com/lifestyle/see-doctor-heart...

   Both cardiologists say that there are many causes of heart palpitations, which include physical exertion, stress, anxiety, pregnancy, caffeine, alcohol use, drug use, fever, an overactive thyroid ...

7. Heart attacks, panic attacks, and how to tell the difference

   www.aol.com/lifestyle/heart-attacks-panic...

   Different kinds of heart problems, like a heart attack and cardiac arrest, can cause similar symptoms, like heart palpitations, dizziness, nausea, and chest pain. But these conditions aren’t the ...

8. Supraventricular tachycardia - Wikipedia

   en.wikipedia.org/wiki/Supraventricular_tachycardia

   Blood tests may be done to rule out specific underlying causes such as hyperthyroidism, pheochromocytomas, or electrolyte abnormalities. [4] A normal resting heart rate is 60 to 100 beats per minute. A resting heart rate of more than 100 beats per minute is defined as a tachycardia.

9. Left axis deviation - Wikipedia

   en.wikipedia.org/wiki/Left_axis_deviation

   Left axis deviation symptoms depend on the underlying cause. [5] For example, if left ventricular hypertrophy is the cause of LAD, symptoms can include shortness of breath , fatigue, chest pain (especially with exercise), palpitations , dizziness , or fainting . [ 6 ]