Allergy That Causes Eyes To Tear

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Definition

Watery eyes occur when there is too much tear production or poor drainage of the tear duct.


Alternative Names

Epiphora; Tearing - increased


Common Causes

Tears are necessary for the normal lubrication of the eye and to wash away particles and foreign bodies.

Causes of watery eyes include:

  • Allergy to mold, dander, dust
  • Blepharitis
  • Blockage of the tear duct
  • Conjunctivitis
  • Environmental irritants (smog or chemicals in the air, wind, strong light, blowing dust)
  • Eyelid turning inward or outward
  • Foreign...
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