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What Causes Red Eyes?


What Causes Red Eyes?

Understanding Red Eyes

Red eyes are caused by swollen or dilated blood vessels on the white outer surface of the eye. In some cases, red eye can be accompanied by mild eye pain, itching, and minor eye swelling. In other cases, red eye may not cause any eye irritation.

Red Eye Symptoms

You may have symptoms of red eye if you’re experiencing:

  • noticeable red or pink, wiggly lines across the “white” of the eye
  • eye irritation or discomfort
  • itchy eyes
  • swelling of the eyelids
  • blurry vision

Red Eye Causes

Common causes of red eyes include everyday things like:

  • eye allergies
  • contact lenses
  • dry eyes
  • excessive screen watching
  • smoke and/or smoking
  • lack of sleep
  • swimming
  • eye fatigue
  • environmental irritants / pollutants

Red Eye Relief

Ways to help relieve your red eye symptoms include:

  • removing contacts
  • taking a break from screen-watching. Try the 20-20-20 Rule. Look away from your screen every 20 minutes and stare at something 20 feet in front of you for 20 seconds.
  • redness relief eye drops like VISINE® Maximum redness Relief Formula

If red eye persists or is accompanied by more severe symptoms, please see your eye doctor