What do you mean -- wash your eyes?
The outside of your eyes with water, or put drops in your eyes?
There is a program called Flux that you can use on your computer or phone to reduce the brightness.
Controlling the light in your environment is really important. I plan to write a post about light -- we are bombarded with "junk light" which is similar to junk food. Here are just a couple tips:
Eliminate fluorescent lighting from your environment.
Eliminate white light after the sun goes down.
Get plenty of natural sunlight!
Here are some of my other posts:
Partially Torn ACL - Health Care Cost
Latin America most happy - US ranks 38th
Gets rid of Zits, Cold Sores, Scars, and Wrinkles. Sleep Sounder. Light Therapy.
Don't know how to cook with turmeric?
RE: 10 Eye Care Tips for Steemit Content Creators