Blurred eyes are a very common clinical condition and can occur in people of all ages. Many eye diseases can cause blurred vision, as can lesions in some parts of the brain or lesions in other organs and organs of the body. Some blurred vision may be transient and transient, lasting a few seconds or minutes, and this condition is usually less noticeable. However, some blurred vision is persistent or even keeps getting worse, and requires prompt medical attention.