Sickle cell anemia is a genetic disease with severe symptoms, including pain and anemia. The disease is caused by a mutated<span> version of the gene that helps make </span>hemoglobin<span> — a protein that carries oxygen in red blood cells</span>
<span>Sickle cell anemia is a genetic disease with severe symptoms, including pain and anemia. The disease is caused by a mutated version of the gene that helps make hemoglobin — a protein that carries oxygen in red blood cells.
