Don't settle for blurry vision. Here are the daily factors worsening your eyesight with expert tips for prevention.

Anyone who has ever noticed tears in their cat's eyes has probably wondered, Can cats cry? Read on to find out the answer.

Cats have a mysterious allure, often seen as aloof creatures that prefer solitude. However, not all cats fit this stereotype.

A computer-adaptive testing tool with automated scoring reliably evaluates multifocal contact lenses in individuals with presbyopia.