Over 2 billion people around the globe have impairments that affect their ability to see. One billion of those people have issues that could have been prevented.
A Danish study of nationwide registries estimated a 39% greater risk of high refractive error among children of mothers with hypertensive disorder of pregnancy (HDP), a complication that affects 5% to 10% of pregnancies.
Frequent headaches, squinting, and eyes not tracking together can indicate why your child might need glasses. Thus, if a child tells you these, bring your child to an expert to get checked.