What is anemia?

Anemia is a decrease in the amount of oxygen-carrying substance (hemoglobin) found in red blood cells. Anemia causes weakness, pale skin, and general tiredness (fatigue).

What are the causes of anemia?

Anemia can be caused by blood loss or bleeding, an increase in the destruction of red blood cells, or a decrease in the production of red blood cells.

What is the most common type of anemia?

Types of anemia include iron deficiency anemia, folic acid deficiency anemia, and vitamin B12 deficiency anemia, among others. Each type of anemia is treated differently.