Have you ever experience something that you never known exist? If so what was it,and how did you react?

Question: Have you ever experience something that you never known exist? If so what was it,and how did you react?
- Keywords:
  discovery,
  experience,
  react
Asked by Lynnera to Kellie on 25 Apr 2016.
- Kellie Jaremko answered on 25 Apr 2016:
  
  In patients, sometimes you find rare diseases that you weren’t really aware of prior to meeting them. Luckily you can find out about these from other doctors and doing research.