Blurred vision in one eye can be due to a number of things including stroke or macular degeneration. There are plenty of infections that may also be the cause like COVID-19, iritis, or ocular herpes.

Astigmatism occurs when the eye is shaped more like an oval than a sphere, which distorts the light that enters causing blurry vision. Astigmatism is fairly common, affecting about one in three ...

Medically reviewed by Johnstone M. Kim, MD Key Takeaways Age-related macular degeneration (AMD) is a leading cause of vision loss for people 50 and older.Angle-closure glaucoma is a medical emergency ...

When it comes to eye problems, blurry vision is the most common visual symptom. There are many potential causes of blurry vision—some are harmless, but others can indicate a serious issue. Blurry ...

The eye acts like a camera, capturing light through the front surface (the cornea) and focusing it onto the "film" at the back of the eye (retina). To get a clear picture, the eyeball and all of its ...

Eyes work quietly every day, from reading messages to spotting faces across a room. Many people ignore small changes in ...

Lindsay Curtis is a health & medical writer in South Florida. She worked as a communications professional for health nonprofits and the University of Toronto’s Faculty of Medicine and Faculty of ...

Vision problems, such as eye strain, blurred vision, or sight loss, can cause dizziness in some cases. This is because visual information helps with balance and movement. However, the relationship can ...

Eye floaters can be a sign of retinal detachment, but there are many other causes. Some surgeries may help remove eye floaters that result from a detached retina. Eye floaters are when you see specks, ...

This story is part of a series on the current progression in Regenerative Medicine. This piece is part of a series dedicated to the eye and improvements in restoring vision. In 1999, I defined ...

Hormonal and immunological changes during pregnancy can cause vision problems, such as blurred vision. Although these impairments are often harmless and resolve after delivery, some vision changes can ...

Flora Hui works part-time in private practice as an optometrist. Angelina Duan works in private practice as an optometrist. The eye acts like a camera, capturing light through the front surface (the ...