Here is information about four different vision problems.

Infections are caused by viruses or germs (bacteria). Treatment includes keeping your eyes and hands clean. Your health care provider may prescribe eye drops. They may also tell you to stay home from work or school if you're contagious.

Conjunctivitis may be caused by allergies or other irritants. The problem can keep coming back. Sometimes an eye infection will result. Treatment involves relieving the symptoms and avoiding the cause of the irritation.

Conjunctivitis is an irritation or infection. It affects the membrane that covers the white of your eye and the inside of your eyelid (conjunctiva). It can happen to one or both eyes.

Your healthcare provider will ask you about your fainting episode and your past health. They'll also do an exam. You may need a number of tests to assess your symptoms

Helpful tips on treating blepharitis with a warm compress and washing the area gently with an eyelid scrub.

Blepharitis is a redness and swelling (inflammation) of the eyelids. The membrane covering the inside of your eyelid and the white of your eye may also become inflamed. It can’t always be cured. But it can be controlled.

Syncope (fainting) has many causes. Sometimes it's not serious. In other cases, it's a sign of a heart problem. Read on to learn more.

If your blood pressure drops too low, your brain may not get enough oxygen-rich blood. Your body responds by losing consciousness briefly. You also slump or fall down. This problem is called syncope, fainting, or a blackout.

To be comfortable, your eyes need to be lubricated, or bathed, with tears. But if your eyes don't make enough tears, the surface gets irritated. This is known as dry eyes.