If you have Marfan syndrome, it is important to understand how it affects your body and to be aware of your physical limitations. You can help prevent unnecessary stress or strain on joints by taking care during physical activity. You will also need to prevent unnecessary stress on the aorta. Some people may need medicines to lower blood pressure. Some people may need annual check-ups to monitor the heart. At times, people with Marfan syndrome may need surgery to repair damaged heart valves, blood vessels and joints.