How can visual impairment be prevented?

Here are some tips to help prevent visual impairment:

* Have regular eye exams. This is the most important thing you can do to protect your vision. Your doctor can check for eye problems early on, when they're easier to treat.

* Wear sunglasses. Sunglasses can protect your eyes from harmful ultraviolet (UV) rays, which can damage the cornea and retina.

* Quit smoking. Smoking increases your risk of developing several eye diseases, including cataracts and macular degeneration.

* Eat a healthy diet. A diet rich in fruits, vegetables, and whole grains can help to reduce your risk of developing eye diseases. Foods that are especially good for your eyes include leafy greens, citrus fruits, and fish.

* Exercise regularly. Exercise can help to improve blood circulation to the eyes, which can help to reduce the risk of developing eye diseases.

* Avoid eye injuries. Always wear safety goggles when working with chemicals or other hazardous materials. Avoid contact sports if you are at high risk for eye injuries.

* Control your blood sugar. High blood sugar levels can damage the blood vessels in the retina, leading to diabetic retinopathy.

* Control your blood pressure. High blood pressure can also damage the blood vessels in the retina.

* Manage your cholesterol. High cholesterol can increase your risk of developing atherosclerosis, a condition that can lead to blocked blood vessels in the eye.

* Be aware of your family history. If you have a family history of eye disease, you are at higher risk of developing an eye condition. Talk to your doctor about ways to reduce your risk.

By following these tips, you can help to protect your vision and reduce your risk of developing visual impairment.