Best Blue Light Blocking Glasses 2020
Blue light is light that is transmitted through digital sources such as computers, tablets, and phones. It is the only type of light that passes straight through the cornea to the retina. It damages cells in the retina as well as disrupts the sleep/wake cycle because our body correlates blue light with daytime. Blue light throws off the natural body cycles and contributes to eye strain and increases the risk of macular degeneration.
As an online teacher or student, you consume quite a bit of blue light, daily. So much of schooling is completed online, from planning to grading to writing essays and using online resources. Technology has become such an essential part of education that consuming blue …





















