Anemia Symptoms, Signs, and Causes

Another alarming symptom is the chest pain. Our heart as well as many other organs simply can’t function without the proper amount of oxygen. The absence of oxygen can be the result of various factors such as a severe blockage. The only way to uncover it is through examination. Another situation is when a patient lacks oxygen because there is not enough of it in the blood. It makes sense that the tissues then act in the way they do when experiencing a heart attack.