Genetic diagnosis is getting ever more sophisticated. But as doctors uncover diseases that are hereditary, who needs to know?
Vanessa Potter unexpectedly lost her sight. As she recovered, her senses mingled and hearing and touch changed the way she saw the world.
Millions of people across the world want to make their skin lighter – but the treatments they use can be dangerous. Mary-Rose Abraham meets beauticians, dermatologists and their clients to walk the line between aesthetic choice and racial prejudice.