Eat lots of fruits and vegetables! Carrots, loaded with beta carotene are especially helpful in maintaining healthy eyes. That’s because beta carotene is an antioxidant that reduces the risk of macular degeneration.

Avoid wearing contact lenses for more than 19 hours. This can cause permanent sight damage as well as extreme discomfort to your eyes. Don’t wear glasses too long either. Especially 3-D glasses! Never sleep with your contact lenses in unless specifically instructed to do so. Your eyes need regular supplies of oxygen, and lenses block the flow of oxygen to the eyes, especially during sleep. So doctors recommend a normal period of break for your eyes during the night.

Avoid wearing your contact lenses when swimming. Your lenses could easily slip off your eyes when they come in contact with the surface area of the water.

Try not to spend so much time looking at your computer screen.

Wear goggles when appropriate. Be sure to wear goggles or other eye protective wear when working with chemicals or any place with harmful airborne particulates. Minimize the transmission of harmful particulate matter into eye region.

Exercise your eyes, and also be sure to relax them.

Try focusing your eyes on objects that are near to you, then objects that are far away. Repeat this process multiple times.

Do not read in dim light. Reading in dim light can cause eye strain but will not damage your eyes. If your eyes feel tired, stop for a while and take a break.

Do not look at a bright light directly. Never focus your eyes on the sun directly, as it can damage your eyes.