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Watering eyes

What causes pain and watering eyes? 11 possible conditions

See a list of possible causes in order from the most common to the least.


Cluster Headaches

Cluster headaches are severely painful headaches that occur in cycles. They start suddenly and occur on one side of the head. Additional symptoms include face and eye redness and nausea.

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Allergic Conjunctivitis

Allergic conjunctivitis is when exposure to allergens (such as mold spores or pollen) cause your eyes to become watery, red, and itchy.

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Conjunctivitis (Pink Eye)

Conjunctivitis, or "pink eye," is an infection or swelling in the eye area that causes inflammation of the conjunctiva, giving the eye a red or pink color.

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Common Cold Overview

The common cold is a virus that involves symptoms like sneezing, a runny nose and a headache. Learn the causes, symptoms and treatments for the common cold now!

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Corneal Abrasion

This condition is considered a medical emergency. Urgent care may be required.

A minor scratch to the eye's cornea is called a corneal abrasion. It can be caused by dust, contact lenses, or other foreign objects, and can sometimes develop into a serious eye condition.

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Allergies Overview

This condition is considered a medical emergency. Urgent care may be required.

An allergy is the immune system's response to a foreign substance (allergen) that is not typically harmful to a person's body. This attack response may involve inflammation, sneezing, and a host of other symptoms.

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Corneal Ulcer

A corneal ulcer is an open sore that forms on the cornea. It's usually caused by an infection. Even small injuries to the eye can lead to infections.

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Scleritis is severe inflammation of the sclera, the eye's outer protective layer. It usually causes pain, and can sometimes cause vision loss.

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Eyelid Turned In (Entropion)

Entropion is when your eyelid rotates inward, causing irritation, abrasion, and redness. It is common in older people, but it can also be congenital or caused by chemical burns, tracoma, or herpes zoster ophthalmicus.

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A chalazion is a small bump that appears on your eyelid because of a blocked oil gland. It usually disappears on its own within a month.

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Eyelid Inflammation (Blepharitis)

Blepharitis is inflammation of the eyelash follicles. Its cause is unclear, but allergies, mites, dandruff, and certain medications may increase the likelihood of this form of inflammation.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.