Have you ever been watching TV or reading a book and all of a sudden had blurry vision in one eye? Maybe you closed one eye and the picture looked fuzzy or the words on the page became harder to read.

Medically reviewed by Johnstone M. Kim, MD Key Takeaways Age-related macular degeneration (AMD) is a leading cause of vision ...

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 ...

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 ...

Wallpaper can get blurry for three main reasons. Firstly, you can activate the “Blur wallpaper” effect from the customization settings. This mostly happens on iPhones. Secondly, if you set ...