Prolonged blue led exposure is harmful to your eyes.it can cause blurry vision. However, moderation and application of protective measures can help reduce risks of blue led light exposure. Blue led light uses more energy hence releases high temperature that goes deeper into your eyes which causes damage to the retinal cells in the long run causing damage.
Televisions, cell phones and computers emit blue led lights. Pronged use of these gadgets over time causes eye dryness. In children, it is more harmful since their eyes cannot filter the blue light .this can cause permanent vision changes. Too much exposure will also affect your kids attention focusing issues. Always limit your child’s screen time so as to protect their eyes .do this an hour to bedtime.
On your cell phones, use eye protection mode or night mode settings to reduce the amount of light emitted. Use photochromic glasses either blue block to reduce the exposure to blue led lights.
Seat at least 2meters away from you television screen or have breaks while using your phone or computer to avoid eye strain .always reduce your screen time before bed.