diagnosed hyperthyroidism experiencing shortness breath difficulty breathing significant way significantly overweight compared people height feel slightly dizzy lightheaded high blood pressure take medications treat high blood pressure heart attack angina chest pain known heart defect feel heart beating irregularly disorganized pattern traveled country last 4 weeks symptoms increased physical exertion alleviated rest
atrial fibrillation myocarditis spontaneous pneumothorax pulmonary embolism psvt anemia sle guillain-barré syndrome scombroid food poisoning acute dystonic reactions myasthenia gravis anaphylaxis sarcoidosis chagas
Atrial fibrillation