It would be a totally dark world without your eyesight.However, there is a lot we can do to preserve our eyesight. Protect your eyes from the sun.Continuous exposure to the sun's UV rays  can severely damage your eyes over time.The UV rays from the sun will result in brown spots in the eyes or some eye diseases, in order to prevent harmful UV rays.if you plan to be in the sun for extended periods of time, you need to wear protective eye wear. Practice disease prevention.Diabetes  is among the few diseases that can cause blindness if left untreated, mistreated or undiagnosed.One of the best ways to prevent disease related blindness is to prevent or control your disease.For example, if you have diabetes it is highly recommended that you eat a healthy diet.check your blood sugar often and lake medicine if your blood sugar is above 150. Add vitamin A to your diet.This concept is usually taught during your younger years.Vitamin A is required for the production of rhodopsin which is an eye pigment  highly sensitive to light that is used to see in poor lighting conditions.To get your healthy portion of vitamin A, you can go to your local grocery store and pick up carrots, broccoli and other cruciferous  vegetables. Visit your eye doctor routinely.Visiting your eye doctor can keep you up to dale on your eye health.You should visit your eye doctor for an eye exam once every one to two years (more often if you wear glasses) to help you keep good eyesight.You are advised to see your eye doctor immediately if you experience eye diseases or symptoms like loss of eye vision, eye pain, redness and itching around the eyes because  _ eye diseases can result in permanent eye damage or blindness. We can learn from the text that   _  .
all vegetables arc helpful to our eyesight Vitamin A can be more helpful when we are young taking Vitamin A pills can be more helpful to our eyesight a diet with no Vitamin A can cause blindness