According to the AOA, "The tears your eyes produce are necessary for overall eye health and clear vision. Dry eyes occur when the body can't produce enough tears or the specific components that make up tears." Your vision and overall comfort may be disturbed if you have dry eye. 

To learn more about dry eye, make an appointment with one of our doctors and visit: http://www.aoa.org/patients-and-public/eye-and-vision-problems/glossary-of-eye-and-vision-conditions/dry-eye?sso=y