The National Institutes of Health (NIH), the National Eye Institute serves as a rich resource of information. Their mission is to “conduct and support research, training, health information dissemination, and other programs with respect to blinding eye diseases, visual disorders, mechanisms of visual function, preservation of sight, and the special health problems and requirements of the blind.”

Here are some educational links on eye health topics:
Age-Related Macular Degeneration (AMD)
Amblyopia
Anophthalmia and Microphthalmia
Astigmatism
Behçet’s Disease of the Eye
Bietti’s Crystalline Dystrophy
Blepharitis
Blepharospasm
Cataract
Color Blindness
Cornea and Corneal Disease
Diabetic Eye Disease
Dry Eye
Floaters
Glaucoma
Healthy Eyes
Histoplasmosis
Hyperopia
Idiopathic Intracranial Hypertension
Low Vision
Macular Edema
Macular Hole
Macular Pucker
Myopia
Pink Eye (Conjunctivitis)
Presbyopia
Rare Diseases
Refractive Errors
Retinal Detachment
Retinal Disease
Retinitis Pigmentosa
Retinoblastoma
Retinopathy of Prematurity
Stargardt Disease
Usher Syndrome
Uveal Coloboma
Uveitis
Vitreous Detachment