When the gland that produces the oily layer doesn't function properly, it can cause the tears to evaporate more quickly, leading to inflammation and dry eye. Tears help lubricate and protect the eyes ...

We cry, or make tears, for three reasons. First, we need tears to keep our eye healthy, so you can say that our eyes cry a little bit all through the day.

The mucous layer keeps the tear attached to the eye. ... They may cry without tears for the first month or so of life. Some babies are born with or develop blocked tear ducts.

Retinal tears can result from various causes, including posterior vitreous detachment (PVD), eye injuries, and eye surgery. Learn more here.

“I would cry to my doctor about this pain at every appointment and [was] told each time that there was absolutely nothing that could be done,” Finlayson, a mother of one, told Jam Press.

Compared to artificial tears, or eye drops, human tears are significantly more complex liquids, with a wide range of components including lipids, carbohydrates, proteins, water, and salt.

Talk about dropping some eye-opening news. An antibiotic-resistant strain of the bacteria Pseudomonas aeruginosa has been going on a bit of tear, so to speak, causing eye infections in at least 50 ...

Basal tears, which cover the surface of your eye. They’re always there to shield your eyes from potentially dangerous substances in the air and to make sure your eyes don’t dry out.