- Current self-reported medical history of unstable angina, uncontrolled cardiac dysrhythmias causing symptoms, symptomatic severe aortic stenosis, uncontrolled symptomatic heart failure, acute pulmonary embolus or pulmonary infarction, history of DVT, acute myocarditis or pericarditis, acute systemic infection, uncontrolled hypertension, and uncontrolled diabetes [11]