Rubbing your eyes is a habit that is often done when the eyes feel itchy. Starting from small children and the elderly if itchy eyes must reflex rub their eyes. However, what really causes itchy eyes that make people want to rub their eyes constantly? Check out the review below.
1. Allergic conjunctivitis
Allergic conjunctivitis is an inflammation of the eye caused by an allergic reaction to substances such as pollen, fungal spores that can fly carried by the wind. The conjunctiva itself is actually a layer that wraps the eyeball. The conjunctiva is susceptible to irritation and is quite common.
There are two types of allergic conjunctivitis that can occur, namely acute and chronic allergic conjunctivitis. Acute allergic conjunctivitis is the most common condition. Symptoms of the eyelid suddenly itchy and sore like burning. However, sometimes followed by a runny nose like when you will runny nose. This allergic reaction occurs only briefly.
Meanwhile, chronic conjunctivitis is less common. This type of allergy can occur throughout the year continuously. Chronic allergies are the body's response to allergens such as food, dust, animal hair. The main symptom of this type of allergy is that the eyes feel burning very itchy.
These two types of allergies can occur in anyone from children to adults. The cause of this itchy eye due to allergies can vary from person to person. For example, dust in the house, pollen, mold spores, star feathers, or the smell of chemicals.
When entering the body, the trigger is directly resisted by the immune system. The immune system secretes histamine, a chemical that is responsible for fighting foreign substances. As a result, one of the effects in the eye becomes itchy.
2. Dry eyes
Dry eyes are a condition when the eyes do not produce enough tears. If the eyes do not produce enough tears, this will greatly interfere with vision, the eyes feel sore, itchy or like something is blocking, and reddened.
You need to deal with these dry eyes if you want to get rid of itchy eyes. Actually this dry eye is not only because of the small amount of tears produced. It can also occur because the quality of the tears produced is not good.
The components of the mixture in the tears should be balanced water, oil, and mucus (mucus). However, because there are problems in the oil-producing glands, the quality of the tears produced is different. Some drugs can also trigger dry eyes, which over time can make the itchy eyes worse.
From habits can also make the eyes dry, for example smoking habits. This habit not only affects the respiratory system, but also the eyes. Dry eyes that are increasingly itchy, reddened, and don't heal should be immediately taken to a doctor.
3. Eyelid inflammation
Blepharitis is a condition of inflamed eyelids. This eyelid inflammation can occur when small oil glands in the base of the eyelashes are blocked. This condition makes the eyes irritated easily and the eyelids swell.
Symptoms that will appear in this condition are itchy eyes, starting from the area of the eyelids and eyes as a whole, watery eyes, reddened eyes, and eyes becoming sensitive to glare.
4. The use of contact lenses
Using contact lenses can also be a cause of torturous itchy eyes. If you use contact lenses for too long or too rarely change the lens, then eventually the eyes become itchy.
Some people also feel allergic to contact lens fluids, so you must understand which ingredients are safe for your eyes and which are dangerous