Playing any computer game for long periods of time cause strain on your eyes as you blink a lot less when staring at a screen.  Also, certain lights can cause you to have a harder time to relax at night like blue light.  Gamer glasses are made to help with the elimination of that light and remove the stress on your eyes.  Some gamer glasses even have a magnifying aspect so it makes the screen look larger.  Clix’s glasses are listed above if you would like to see more about them.  Clix wears these glasses for the points above, it also helps cut down on headaches that can occur from the eye strain.