3. Symptoms of Severe Aortic Stenosis
People with aortic stenosis may have no symptoms until later in the disease. If you have mild stenosis, it"s common to have no symptoms. Even if you have severe aortic stenosis, you still may have only mild symptoms. Symptoms of severe aortic stenosis include trouble breathing, a rapid heartbeat, and experiencing a variety of symptoms after exertion, such as being very tired, dizziness or fainting, and chest pain.