Astigmatism is a very common condition in which the eye is oval-shaped ... An ophthalmologist may test a person’s night vision by using the Pelli-Robson Contrast Sensitivity Chart.

Those with astigmatism may have trouble with blurry or distorted vision due to issues with the cornea or lens of the eye.

Astigmatism has both a magnitude and a direction, or axis, unlike spherical refractive error, which lacks orientation. Because of the deleterious effect of astigmatism on vision, modern ...

Causes include: Keratoconus: Keratoconus is a progressive eye disease in which your cornea thins and begins to bulge into a cone-like shape, causing astigmatism and other vision issues.

Astigmatism is an eye condition that causes blurred vision at all distances. It occurs when the cornea or lens of the eye has an abnormal shape, causing light to focus in multiple places. Symptoms can ...

Luckily, we’re closing in on the end of Standard Time. Daylight Saving Time arrives on March 9, 2025. That’s the earliest date in the past five years! Here’s a look the immediate impact the switch has ...

Comedian and TV presenter Alan Carr has revealed he is "losing my sight" after being diagnosed with astigmatism following a "health scare".