If you were to discover the cure for one disease, which disease would it be?

Question: If you were to discover the cure for one disease, which disease would it be?
- Keywords:
  cure,
  disease,
  preference
Asked by to Willem, Kev, Ellie, Aled on 20 Mar 2014. This question was also asked by .
- Aled Roberts answered on 20 Mar 2014:
  
  Hey shaykellymohawk77!
  
  I think it would have to be cancer! I think at the moment this is the hardest disease to find a cure for, so If I could magic it up, it would be for this as I don’t think we’ll find one without magic unfortunately 🙁
  
  So many people would benefit too! 🙂

Question: If you were to discover the cure for one disease, which disease would it be?