Dr. Rosen answers the question: 'How Does the Eye Function?' Aug. 24, 2009— -- Question: What are the key parts of the eye that help it function properly? Answer: The eye is like a camera : The ...

The lens of the human eye comprises a highly concentrated protein solution, which lends the lens its great refractive power. Protective proteins prevent these proteins from clumping together ...

Dry eye disease affects millions of people, causing burning, redness, and constant eye fatigue that can worsen over time. Scientists now believe the problem may begin deep inside tear glands, where a ...

Eye tumors are difficult to treat because drugs often struggle to reach tumor tissue without damaging healthy structures of the eye. A new review published in Biofunctional Materials summarizes how ...

Dry eye disease happens when the lacrimal glands do not make enough tears, or the tears do not have the right balance of ...