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    ophthalmology

    Digital Eye Strain

    Also known as: digital eye strain, computer vision syndrome, tired eyes from screens

    Digital eye strain is tired, dry, aching eyes from prolonged screen use — with blurred vision and headache. Screen habits (20-20-20 rule), blinking, lighting and corrected glasses fix most of it. Chinese medicine sees it as liver-blood depletion (the liver feeds the eyes) with qi deficiency and liver constraint.

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    Lifestyle & Diet

    • •Follow the 20-20-20 rule — it genuinely relieves strain.
    • •Blink consciously; use lubricating drops for dryness.
    • •Reduce screen glare; adjust brightness to the room.
    • •Have your vision prescription checked annually.

    Cautions & Contraindications

    See sources
    • •Do not attribute sudden vision change to 'just strain' — get it checked.[]

    When to reassess or seek care again

    See sources

    Review at 2–4 weeks: strain symptoms, screen habits, vision check.

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    Sources & Further Reading

    Clinical guidance, red flags and safety notes on this page draw on the following current sources alongside the classical references above.

    1. Healthdirect Australia · 2024
    2. National Library of Medicine · 2024
    3. NHS · 2024

    Educational reference for licensed practitioners. Not a substitute for individual clinical assessment. Refer to conventional care for any red-flag or undiagnosed presentation.