A troubling new syndrome is affecting people even after they survive COVID-19

Many coronavirus survivors are finding that some of their symptoms simply do not go away with time. One new syndrome that COVID-19 long haulers may experience is POTS. POTS stands for postural orthostatic tachycardia syndrome and can cause a range of symptoms, including chronic fatigue. In some instances, the fatigue is so severe that even standing for a short period can cause dizziness and shortness of breath. One of the more frightening aspects of the coronavirus is that some symptoms can some...