diagnosed hyperthyroidism experiencing shortness breath difficulty breathing significant way significantly overweight compared people height feel slightly dizzy lightheaded feel heart beating irregularly disorganized pattern traveled country last 4 weeks symptoms increased physical exertion alleviated rest
atrial fibrillation psvt acute pulmonary edema myocarditis pulmonary embolism panic attack anemia guillain-barré syndrome scombroid food poisoning acute dystonic reactions myasthenia gravis anaphylaxis sle
Atrial fibrillation