benadryl, kind of like a disconnect, a cloudiness to my head. >> but nitsa says the most terrifying symptom was when her leg started to give out. >> my sister said why are you walking like that. i said, i don't know, maybe i'm just tired. and i think three to four days after she mentioned that, i woke up and my legs felt so heavy as if a weight was pulling it down that i just -- my legs just didn't support me and i just kind of fell. i just got an mri. >> she went to the emergency room and requested an mri and a full bloodwork. everything came back normal. >> the doctors were like, you're fine. you're having anxiety attacks. you're just nervous. >> they thought it was your head. >> they thought it was in my head. >> and one of those moments that i'll never forget because how could i possibly be fine? and when i left the emergency room that day, i was like, i'm just going home to die. sorry. i'm sorry. >> even recounting that is emotional. to be told what you're feeling is not real. >> precisely. >> she eventually found her way to mt. sinai hospital's center for post-covid care, focu