A child may close one eye while reading or watching television to reduce blur, glare, double vision or visual confusion. Learn which patterns parents should observe, possible causes and when a detailed child eye examination may be appropriate.

Lazy eye treatment is generally more responsive when started early, but age seven is not an absolute deadline. Some older children may still improve after suitable glasses, patching or another clinically selected treatment. Learn what affects response and why an older child should still be evaluated.

Glasses do not always give clear vision when the problem is more than a simple spectacle number. This patient-friendly blog explains why ghosting, double letters, glare, frequent cylinder changes, or unclear vision despite new glasses may sometimes point toward irregular cornea, keratoconus, dry eye, or other eye conditions — and when corneal topography or specialty lens evaluation may be useful.