Dry eyes is as a result of less or lack of production ofÂ tears. Tears contain water which helps to moisturize the eyes while the oils present in the tears offer lubrication. The special proteins and antibodies in the tear helps to fight with the foreign bodies and prevent infection.
If the tear production is impaired then the affected person may feel discomfort and dryness in the eyes.
Symptoms of Dry Eyes
Person having dry eyes may experience pain in the eyes. He may also show sensitivity towards light. Sometimes the affected person may have gritty sensation in the eyes like a feeling of having sand in the eyes or having a foreign body. The eyeÂ may turn red and sometimes associated with blurred vision. Some people may also experience itching. In certain cases there may be excessive tear production and it can be due to the signals of dry eyes send by the nervous system to the brain and the brain in turn produce more tears. But this excessive tear consist of more water and less or no oil for lubrication.
Causes of Dry Eyes
Dry eyes can be a result of the drying of the tear film of the eyes. This in turn can be due to heat, dry air circulated from air conditioners, environmental conditions etc. Certain diseases that affects the tear gland like rheumatoid arthritis, sjogren’s syndrome etc may also cause dry eyes. Any blockage on the tear duct or side effects of certain medications like birth control pills, antihistamines etc may also cause dry eyes. Watching computer screen daily may also increase your risk for getting dry eyes. Similarly hormonal changes especially during menopause may results in dry eyes.
Treatment for Dry eyes
Include more vegetables and fruits which are rich in vitamin A and carotenoids in your diet as they are beneficial to your eyes. Take fish as it contains fish oil that can help to lubricate the eyes. Drink a lot of water daily. Also avoid precessed and fried foods. Pour water over the eyes at frequent intervals and this helps to moisturize the eyes. Avoid heating outlets and air conditioners as they may reduce the moisture content in the room and instead of that use humidifiers. You can also apply a warm wet wash cloth on the eyes for sometime and this may moisturize your eyes.