It happens when the cornea at the front of the eye is not a perfect shape.
This means that light rays entering the eye are not focused properly which is what makes things look blurred.
Glasses can help fix the problem.
> Visit Professor Hallux’s i-Guide homepage
> Download the free i-Guide podcast from iTunes
![abdo-smallassoc-col-ver](https://www.funkidslive.com/wp-content/plugins/lazy-load/images/1x1.trans.gif)
Hallux’s i-Guide
Find out all about your eyes with Professor Hallux's i-Guide!
More From Hallux’s i-Guide