Classes on diseases related to blood disorders and associated problems are the focus of a hematology program. While the courses may look at how blood alters diseases and forms malignancies, the classes can also study the prevention of blood problems such as anemia.

A Doctor of Medicine is a highly advanced degree that requires about six years of work. Many M.D. programs require a combination of classwork, research papers, and hands-on clinical practice to certify students as medical doctors.