The Effects of Blue Light on Our Eyes

A woman squints her eyes while looking at her laptop screen.

As we depend on computers and handheld devices with screens more and more, we are beginning to see the results of too much blue light exposure. Blue light can provide benefits to our health, by boosting alertness and regulating circadian rhythm. However, too much blue light can have harmful effects, especially on our vision. Learn more about the effects of blue light on your eye and vision health.

Near Work Vs. Far Work

To protect your eyes from blue light radiation, position yourself a safe distance from screens. The Occupational Safety and Health Administration (OSHA) states you want to sit at least 20 inches away from your computer screen. If you are holding your phone close to your eyes, pull back as much as possible to avoid too much blue light exposure. 

Lifestyle Changes

The easiest way to remedy the possible effects of blue light is by making lifestyle changes. Start by following the 20-20-20 rule. For every 20 minutes, you stare your computer or phone, look away for 20 seconds at something at least 20 feet away. Make a habit of doing this daily.


Myopia or nearsightedness can increase with blue light according to In addition, children absorb blue light in greater intensity than adults. As a result, take precautions when allowing your child to use a smartphone or tablet up close to their face for long periods of time.

Stress and Dry Eye

If you are suffering the effects of dry eye, this can be caused by staring at blue light too much. You are putting your eyes under strain for a prolonged period of time. Dry eye condition requires care from an eye doctor. Yet by reducing your exposure to blue light, you may be able to cut down on the chance that you will develop dry eye associated with blue light exposure. 

Visit Our Eye Care Physicians in Jacksonville, FL

To find out if you have an adverse vision or eye health compromised by excessive blue light exposure, reach out to our eye care specialists in Jacksonville, FL. Here at Florida Eye Specialists, we offer eye treatment services in eight convenient locations in Jacksonville, Saint Augustine, and Palatka. Our physicians also specialize in dry eye treatment, glaucoma, LASIK, cataracts, oculoplastics, and cornea cosmetics. Contact our office at 904-564-2020 to schedule your appointment today.