What Are Symptoms and Risk Factors of Supraventricular Tachycardia?


Signs and symptoms of supraventricular tachycardia may include:

  • A fluttering in your chest
  • Rapid heartbeat (palpitations)
  • Shortness of breath
  • Lightheadedness or dizziness
  • Sweating
  • A pounding sensation in the neck
  • Fainting (syncope) or near fainting

In infants and very young children, those who have sweating, poor feeding, pale skin and infants with a pulse rate greater than 200 beats per minute may have supraventricular tachycardia. Some people have no symptoms at all.

Risk factors

Supraventricular tachycardia is the most common type of arrhythmia in infants and children. Women get it twice as often than men, particularly pregnant women. Other factors include:

  • Age.
  • Coronary artery disease, other heart problems and previous heart surgery.
  • Congenital heart disease.
  • Thyroid problems.
  • Drugs and supplements.
  • Anxiety or emotional stress.
  • Physical fatigue.
  • Diabetes.
  • Obstructive sleep apnea.
  • Nicotine and illegal drug use.

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