The wrong prescription may feel weird and it can even give you a headache if you wear them very long, but it won’t damage your eyes.
If your glasses have an old prescription, you might start to experience some eye strain.
To see your best, don’t wear anyone else’s glasses.
Can my glasses cause migraines?
Though glasses can relieve eyestrain if eyesight is weak, they can also cause eye muscles to strain. So headaches from glasses occur when the muscles in your eyes are trying to resist a change in vision that can come from just your glasses, or a new prescription.
Can too strong glasses cause headaches?
You’re getting headaches
Even though your vision may seem just fine with your old glasses, out-of-date prescriptions may cause eye strain, which can lead to headaches.
What happens if you wear wrong prescription glasses?
It can lead to eye strain and fatigue in adults, and it can worsen refractive errors, particularly myopia, in children. Glasses actually adjust for the lenses inside your eyes, adding a level of refraction to sharpen the image processed by your brain. Wearing the wrong prescription eyeglasses can damage the eyes.