You may need regular blood tests to keep track of how well you and your doctor are managing a condition, such as diabetes or high cholesterol.

The most common cause of anemia is a lack of iron. This is called iron-deficiency anemia. Read on to learn more.

Thrombosis occurs when blood clots block your blood vessels. It may be caused by injury, immobility and other factors.

A blood transfusion puts donated blood into the body. During a blood transfusion, you receive donated blood through one of your blood vessels. Read on to learn details about this procedure.

Hemoglobin E trait is an inherited blood disorder. That means it's passed down through your parent’s genes. Read on to learn more.

G6PD deficiency is an inherited condition. It is when the body doesn’t have enough of an enzyme called G6PD. Here's what you need to know about this condition.

Thrombocythemia is a disease in which your bone marrow makes too many platelets. Platelets are blood cell fragments that help with blood clotting. Having too many platelets makes it hard for your blood to clot normally. This can cause too much clotting or not enough clotting.

Hemolytic anemia is a disorder in which red blood cells are destroyed faster than they are made. Here's what you need to know.

Thalassemia is an inherited blood disorder. It is passed down from one or both parents through their genes. Learn about the4 types of alpha thalassemia, symptoms, treatment options, and more.

Beta thalassemia is a genetic disease inherited from one or both parents. Read on to learn more about the different forms of this disease, treatment, and more.

Vitamin B-12 deficiency anemia is a condition in which your body does not have enough healthy red blood cells, due to a lack (deficiency) of vitamin B-12. This vitamin is needed to make red blood cells, which carry oxygen to all parts of your body.

Immune thrombocytopenic purpura (ITP) is a blood disorder. With this disease, you have a lower amount of platelets than normal in your blood. Platelets are blood cell fragments that help with blood clotting. Having fewer platelets can cause easy bruising, bleeding gums, and internal bleeding.

Detailed information on blood, including components of blood, functions of blood cells, and common blood tests.

Folate deficiency is the lack of folic acid in the blood. Folic acid is a B vitamin needed to make normal red blood cells. Low levels can cause megaloblastic anemia. Read on to learn more.

Anemia is a common blood disorder. It occurs when you have fewer red blood cells than normal, or not enough hemoglobin in your blood. Here's what you need to know about this condition.

Leukemia is a cancer of the bone marrow and blood. It is characterized by the uncontrolled production of blood cells.

Think of white blood cells as your immunity cells. In a sense, they are continually at war. They flow through your bloodstream to battle viruses, bacteria, and other foreign invaders that threaten your health.

The last time you visited your doctor for an illness, he or she might have ordered a CBC test to help determine the diagnosis. CBC stands for complete blood count, but what does that mean? And what do all those numbers on the result sheet mean? Find out by taking this quiz.

Every year, millions of Americans roll up their sleeves to donate blood, helping accident victims, surgical patient and others in need. How much do you know about blood transfusions? Take this multiple-choice test and find out.

Aplastic anemia occurs when your bone marrow doesn’t make enough red and white blood cells, and platelets.

Detailed information on thalassemias, including alpha thalassemia, beta thalassemia (Cooley's anemia)

Detailed information on hematology and blood disorders

Detailed information on the different types of anemia, including aplastic anemia, anemia of folate deficiency, glucose-6-phosphate dehydrogenase deficiency, hemolytic anemia, iron deficiency anemia, megaloblastic anemia, and sickle cell disease

Detailed information about hematology and blood disorders, including blood donations, blood banking, blood transfusion, bone marrow transplantation, aplastic anemia, anemia of folate deficiency, glucose-6-phosphate dehydrogenase deficiency, hemolytic anem

Detailed information on bleeding/clotting disorders, including hemophilia, idiopathic thrombocytopenic purpura, and thrombosis