Postural Orthostatic Tachycardia Syndrome: Symptoms & Signs

Medically Reviewed on 1/27/2021

POTS, or postural orthostatic tachycardia syndrome, is a condition in which too little blood returns to the heart when moving from a lying down to a standing up position. The decrease in blood flow causes the heart to beat faster. Most people affected are women between the ages of 15 and 50.

Signs and symptoms of POTS include

  • fainting,
  • dizziness, or
  • feeling lightheaded when going from a reclining to a standing position.

Other associated symptoms can include a

Cause of postural orthostatic tachycardia syndrome (POTS)

The exact cause of POTS is not fully understood, but the signs and symptoms often start after a viral infection, surgery, or trauma.

Other postural orthostatic tachycardia syndrome symptoms


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Jameson, J. Larry, et al. Harrison's Principles of Internal Medicine, 20th Ed. New York: McGraw-Hill Education, 2018.