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What exactly is POTS – postural tachycardia syndrome?

The cause of postural orthostatic tachycardia syndrome (POTS) is not fully understood, but researchers believe it is multifactorial. According to Wells and colleagues, moderate autonomic dysfunction, increased sympathetic tone, severe deconditioning, inadequate venous return, or excessive venous pooling may contribute to POTS symptoms. In addition, autoimmunity and mast cell activation syndromes have been postulated as […]

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