Adults with no known eye problems should have a comprehensive eye examination every 1–2 years. Children, elderly individuals, diabetics, and those with a family history of eye disease may need more frequent check-ups. Regular examinations help detect silent conditions like glaucoma or diabetic retinopathy early, often before vision is affected.

Yes. Many serious eye diseases such as glaucoma, early diabetic retinopathy, and retinal tears may not cause symptoms initially. Vision can remain normal until significant damage has already occurred, which is why routine eye examinations are essential.

Prolonged screen use does not usually cause permanent damage, but it can lead to digital eye strain, dry eyes, headaches, and blurred vision. Regular breaks, proper screen positioning, and adequate blinking can significantly reduce symptoms.

Some eye conditions such as glaucoma, high myopia, squint, and certain retinal diseases can run in families. A positive family history means regular screening is especially important.