Our anemia panel checks to make sure there are enough healthy red blood cells in your system to carry oxygen throughout the body. In brief, Anemia is a condition in which there are not enough healthy red blood cells to carry oxygen throughout the body. For example, this is why you might feel dizzy if you have anemia. In fact, there are many different types of anemia, some of the common causes include blood disorders such as sickle cell anemia or a diet lacking in iron or vitamins.