In recent years there has been a sharp uptick in end stage macular degeneration. This is just one of the many problems caused by exposure to blue light, and most people aren’t doing enough to protect their eyes from it. Flickering lights can cause everything from eye fatigue to seizures, and all those blue wavelengths are damaging your eyes and keeping you up at night. Despite this screen usage is going up instead of down as we find more and more things to do with digital screens, and today the average American spends well over ten hours a day staring at digital screens.

There are a few things you can do to protect your eyes from harmful blue light. First and foremost, start observing the 20-20-20 rule: every 20 minutes look to a distance of 20 feet for at least 20 seconds. If you wear glasses, make sure they have blue light blocking coatings, and even if you don’t wear glasses consider investing in a pair of computer glasses. Learn more about blue light from this infographic!