The National Eye Institute (NEI) performs and supports vision research and education programs that protect and prolong vision. Learn about eye conditions, healthy eyes, vision studies, and grants for vision research.

2025年1月23日 · For more than 50 years, the National Eye Institute (NEI) has been on the front lines of vision research. Learn more about NEI's mission and accomplishments, history, funding opportunities, leadership, and staff.

Browse or search the National Eye Institute’s (NEI) resources about dozens of eye conditions and diseases. Get the basics about symptoms, diagnosis, and treatments — or go in depth to see all the details.

The National Eye Institute (NEI) is a leader in vision research through the work it performs at its own facilities and the support it provides to outside research that advances the prevention and treatment of eye diseases and vision problems.

2024年12月10日 · Glaucoma is a group of eye diseases that can cause vision loss and blindness by damaging a nerve in the back of your eye called the optic nerve. The symptoms can start so slowly that you may not notice them. The only way to find out if you have glaucoma is to get a comprehensive dilated eye exam.

2024年12月10日 · Since 1989, NEHEP has been spreading awareness about the need for early diagnosis and treatment of eye diseases and the importance of services for people with low vision. 1990 — NEI conducts Glaucoma Laser Trial (GLT)

2024年12月10日 · Learn about the different kinds of eye care professionals (optometrists, ophthalmologists, and opticians), and get tips on how to find one near you.

2024年12月30日 · Congress established the National Eye Institute (NEI) in 1968 to protect and prolong the vision of the American people. NEI leads the federal government’s efforts to eliminate vision loss and improve quality of life through vision research...driving innovation, fostering collaboration, expanding the vision workforce, and educating the public ...

2022年4月20日 · The iris (the colored part of the eye) controls how much light the pupil lets in. Next, light passes through the lens (a clear inner part of the eye). The lens works together with the cornea to focus light correctly on the retina.

2021年6月22日 · Age-related macular degeneration (AMD) is an eye disease that can blur your central vision. It happens when aging causes damage to the macula — the part of the eye that controls sharp, straight-ahead vision. The macula is part of the retina (the light-sensitive tissue at the back of the eye).