Some children may benefit from computer glasses, so ask your childs eye doctor if they are appropriate for your child. If your child already has a pair of prescription glasses, blue light-blocking lenses can further protect your childs eyes.
Blue light glasses do not decrease eye strain but may help regulate circadian rhythms. Other methods work better to reduce eye strain.A special note for children: When children use digital devices, they may assume that the symptoms of digital eye strain are normal.

3. Is there a way to help prevent or reverse nearsightedness? Unfortunately, nearsightedness cannot be reversed, but the more time children spend outdoors and avoid near-activities, the better for preventing nearsightedness.6. Do blue light-blocking glasses help?
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Progression of nearsightedness in children can be slowed by taking breaks and avoiding hour after hour on the phone or computer.Ads for blue-light-blocking glasses claim they prevent headaches and eye strain and improve sleep.
Ads for blue-light-blocking glasses claim they prevent headaches and eye strain and improve sleep. But some studies, including a large, randomized control trial, found that blue-blocking lenses did not alter symptoms of eye strain.
Children who spend more time outside, especially in early childhood, show slower progression of nearsightedness. The protective effect comes from light intensity itself, not from any particular outdoor activity. Even overcast daylight is many times brighter than typical indoor lighting.