Freda Lewis-Hall and TLC’s “T-Boz” Discuss Sickle Cell Disease on The Doctors

Dr. Freda Lewis-Hall appears on The Doctors to speak about sickle cell disease, a blood disorder that primarily affects African Americans, and the genetic trait linked to the disease. She and The Doctors are joined by Tionne “T-Boz” Watkins, of the musical group TLC, who lives with the condition.