Have you ever gone to the optometrist for an eye test and been told your eye was shaped like a football?Or perhaps you’ve noticed your vision is becoming increasingly blurry or hard to focus?You might ...

Irregular astigmatism is rarer. It occurs when a part of the cornea is no longer smooth (from scarring or growths on the cornea), or its shape has changed in an uneven or asymmetrical way. Eye ...

Astigmatism is a term that refers to an imperfection in the shape of the cornea. Rather than being a clear, round dome to cover the iris and the pupil of the eye in an even curved shape, the ...

Eye fatigue during astronomical observation can be mitigated by short, regular breaks incorporating simple eye exercises, ...

The problem is caused by the shape of the eye. Normally, the eyes are pretty much spherical – but in those with astigmatism, they're more like the shape of a rugby ball (or American football).

An eye doctor can easily diagnose and treat astigmatism. But there are also ways to check for astigmatism at home, although you should still be seen in person by an eye doctor.

Here are two examples of what prescriptions for eyes with astigmatism could look like: -2.00 +1.50 x 180 +3.50 +3.00 x 45 ...

DEAR READER: Astigmatism means that the cornea of the eye has an irregular shape. The cornea is the clear covering over the lens and the iris. The iris controls how much light enters the eye. The lens ...

Eye conditions such as keratoconus – where the cornea weakens over time and becomes cone-like in shape – cause irregular astigmatism.

Regular astigmatism is the most common (Alamy/PA) Regular astigmatism is the most common. It typically comes from changes in the shape of the cornea. Instead of being round, it is more oval, like a ...