How Many Times Does My Heart Beat?

Reviewed by James Beckerman, MD, FACC on November 05, 2020

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WebMD Medical Reference



Cleveland Clinic: "Postural Orthostatic Tachycardia Syndrome (POTS)."

National Institute of Neurological Disorders and Stroke: "Postural Orthostatic Tachycardia Syndrome Information Page."

Johns Hopkins Medicine: "POTS" A Little-Known Cause of Extreme Fatigue."

Dysautonomia International: "Postural Orthostatic Tachycardia Syndrome," "General Information Brochure on Orthostatic Intolerance and Its Treatment."

Genetic and Rare Diseases Information Center: "Postural orthostatic tachycardia syndrome."

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