How Tears Work National Eye Institute

Tears keep your eyes wet and smooth, and they help focus light so you can see clearly. They also protect your eyes from infections and irritating things, like dirt and dust. Find out what tears are made of and how they protect your eyes.

Understanding the Tear Film

Conjunctiva - StoryMD

Know why tears are healthy for you - Centre For Sight, tears

Know why tears are healthy for you - Centre For Sight, tears

Dry Eye National Eye Institute

Rite Aid Pharmacy Artificial Tears, Sterile, 0.5 fl oz (15 ml) : Health & Household

For crying out loud: Dutch scientists grow human tear glands, tears

For crying out loud: Dutch scientists grow human tear glands, tears

How the Eyes Work National Eye Institute

Eye with tears Royalty Free Vector Image - VectorStock, tears

Apache Tears Crystal Card - Angelic Roots, tears meaning

Powerful Treatment That Stops Chalazion Recurrence - TheraLife