Postural orthostatic tachycardia syndrome (POTS) is a rare condition in which your heart rate speeds up by 30 or more beats per minute and can cause extreme fatigue and dizziness.
Postural orthostatic tachycardia syndrome (POTS) is a rare condition in which your heart rate speeds up by 30 or more beats per minute and can cause extreme fatigue and dizziness.
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