 Beta thalassemias are a group of hereditary blood disorders that result from anomalies in the synthesis of the beta chains of hemoglobin. These disorders can range from severe anemia to clinically asymptomatic individuals, with an estimated annual incidence of symptomatic individuals worldwide at 1 in 100,001 in 10,000 people in the European Union. There are three main forms of beta thalassemias, thalassemia major, thalassemia intermedia, and thalassemia minor. Individuals with thalassemia major usually present within the. This article was authored by Origa Raffaella and Galanello Renzo. We are article.tv, links in the description below.