Astigmatism, along with short sight and long sight, is a common cause of blurry vision. It's usually corrected with glasses or contact lenses.
Astigmatism means your eye is shaped more like a rugby ball than a football, so light is focused at more than one place in the eye.
This can cause:
In young children, a high astigmatism may cause lazy eye. It's important this is spotted early so it can be treated.
Take your child for regular eye tests – astigmatism, as well as short sight or long sight, may affect their reading or concentration.
If astigmatism is affecting your eyesight, there are several ways to correct it.