Cataracts can cause blurry vision, sensitivity to lights, and less ability to see vibrant colors, or at night. Learn more about a person's vision with cataracts and after surgery.

Sudden blurry vision in one eye is especially concerning. In some cases, it may be considered a medical emergency and require a call to 911. In this instance, "we would be worried about stroke ...

A blurry creature crossed a road in a Wyoming national park and revealed the massive herd it was joining in the darkness, a photo shows. Rangers used the image to remind drivers to slow down and pay ...

A 68-year-old man presented to his primary care doctor with blurry vision in his right eye. Test your diagnostic and therapeutic skills at NEJM.org.