Thalassemia disease is a genetic disorder that occurs in the blood cells and is described as a decrease in the level of hemoglobin and a decrease in the number of red blood cells than the normal range, and hemoglobin is a substance in the red blood cells that carries oxygen, so the decrease in hemoglobin causes anemia. Distress, it affects children and continues with them throughout their lives as a result of the fact that both their parents are carriers of the disease, the disease is transmitted genetically from parents to children and affects males and females alike