题目内容：

阅读七选五

How to Improve Eyesight Naturally

Eyes are important for everybody. You must take care and try everything in hand to keep them in good condition. Here are some tips to improve your eyesight naturally.

1.  Strain is known to be a factor in many health conditions and eye strain is no exception. Try meditation, yoga or other methods of stress relief to improve your vision and overall health.

Try palming.

Sit upright in a comfortable chair. 2. Cup your hands so that there is no pressure on your eyes. Let your fingers rest across your forehead. There should be no light entering your eyes. Palming should be done for a period of 5 to 10 minutes to start. Palming should be relaxing. It may help to do palming in a darkened room.

Avoid sugar as much as possible.

3. It will unpleasantly affect your eyesight, which affects the eyes by producing a larger amount of insulin (胰岛素) in the blood. Therefore you shouldn't be having much fruit juice or something that contains a lot of sugar.

Exercise your eyes.

The only exercise most eyes get is daily rubbing when we're tired or suffering from eye strain. But eye exercise is actually good for your eyes and can improve your vision. 4. Blink as fast as you can for a few seconds, then close your eyes tightly, open and repeat. Do this exercise 3 to 4 times daily.

Eat healthy foods.

You probably hear the statement all the time that eating the right foods is necessary for good health. 5.Foods that are high in fiber, vitamin C, D and beta­carotene as well as other vitamins and minerals can help improve your vision. Here are a few foods that can be beneficial to good vision: carrots, eggs, blueberries, spinach, kale, grapes, and fresh garlic.

A．Reduce eye strain.

B．Keep your eyes moist.

C．Sugar is your eyes' worst enemy.

D．Give your eyes a workout with the following exercise.

E．You may not be aware that your diet affects your vision, but it does.

F．Close your eyes and cover them with the palms of your hands.

G．Be sure to get plenty of sleep so that your eyes don't strain to stay open during the day.