It is caused by inflamed meibomian glands that produce the oil in tears. Conjunctivitis , sometimes called pink eye , is an inflammation of the blood vessels in the conjunctiva, the membrane that covers the sclera and inside of the eyelids. Conjunctivitis may be caused by bacteria or viruses, making it very contagious. Diabetic Retinopathy is a disorder of the retina resulting from changes in the eye blood vessels and found in some people who have diabetes. Dry Eye occurs when there is not enough moisture in the eye, causing it to feel dry, hot, sandy, and gritty.
Floaters appear as spots, dots, or lines and affect or interrupt vision.
Floaters are usually caused by bits of debris in the vitreus humor. Glaucoma is a disease that impairs the optic nerve when fluid and pressure build up in the eye and damage the optic nerve. Hyperopia, or farsightedness, means a person has trouble seeing clearly up close. Iritis is an inflammation of the iris of the eye. Myopia, or nearsightedness, means a person has trouble seeing clearly in the distance.