Tachycardia (Tachyarrhythmia) - Symptoms, Causes, and Doctors- My Mediland

About- Tachycardia also called tachyarrhythmia is heart rhythm disorder (arrhythmia) in which the heart beats faster than normal in the upper or lower chambers of the heart or both while at rest.

Symptoms-

Chest pain

Dizziness and lightheadedness

Fainting (syncope)

Heart palpitations

Rapid pulse rate

Shortness of breath

Causes-
Tachycardia occurs when an abnormality in the heart produces rapid electrical signals that quicken the heart rate (normal about 60 to 100 beats a minute at rest). Several factors and a medical condition which can create problems with the heart's electrical system are

Anemia

Anxiety Disorder

Atrial fibrillation

Atrial flutter

Atrial tachycardia

Brugada syndrome

Damaged heart tissues due to heart disease

Congenital heart defect

Drinking too many caffeinated beverages

Alcoholism

Using Cocaine or other abusive drugs

Smoking

Dysautonomia

Excessive physical Exercise

Fear

Fever

High blood pressure

Low blood pressure

Hyperthyroidism

Hyperventilation

Hypoglycemia

Hypovolemia

Imbalance of electrolytes, mineral-related substances necessary for conducting electrical impulses

Infection

Side effects of certain medication including Tricyclic antidepressants

Pacemaker implant

Pain

Pheochromocytoma

Psychological stress

Wolff–Parkinson–White syndrome

Specialist to visit
Cardiologist

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References-
https://www.mayoclinic.org
https://en.wikipedia.org
https://www.webmd.com
https://www.nhs.uk