Watery eyes, also known as epiphora, is a common disorder that can sometimes get better without treatment. It can occur if ...

Medically reviewed by Andrew Greenberg, MD Key Takeaways Allergies, infections, or a blocked tear duct can cause watery eyes.

Allergies, dehydration, medications, and eye diseases are common causes of glassy eyes. Lubricating eye drops, allergy medications, and lifestyle changes can treat smooth, glossy, or watery eyes.