Why do you get itches? – Sports Science Zone

Question: Why do you get itches?
- Keywords:
  body,
  itch,
  scratch
Asked by yatestwh to Helen, Jenni, Mark, Martin, Stu on 21 Jun 2011.
- Jenni Tilley answered on 21 Jun 2011:
  
  Because something iritates your nerves. I guess the instinct to itch is designed to make us remove whatever is iritating our nerves, but I’m not entirely sure.

Question: Why do you get itches?