The attached video provides us with sufficient knowledge about Thalassemia and its types. Thalassemia is a disorder when the body doesn't make enough of a protein called hemoglobin. TIMELINE: 0:00 Introduction 2:13 What is beta thalassemia? 3:03 Mild or severe beta-thalassemia 3:47 Heterozygous or homozygous beta thalassemia 4:09 Beta-thalassemia minor 5:24 Beta-thalassemia major 9:22 Beta-Thalassemia intermedia