What causes itchy eyes? What are the common diseases that cause itchy eyes?

Eyes are an important organ of the human body. Nowadays, many changes in people's lifestyles have caused more and more serious damage to the eyes. Once the eyes are tired, they are easily infected by viruses. Then, there will often be a feeling of itchy eyes. What is the reason for itchy eyes?

Common Causes of Itchy Eyes

Itchy eyes are a feeling of scratching when the eyes are irritated. Itchy eyes are one of the main symptoms of ophthalmology patients. If there are no other symptoms, itchy eyes alone, and it is related to the season, or accompanied by allergic symptoms such as itchy nose, runny nose, sneezing, etc., it is likely to be an eye allergy. Itchy eyes are a common symptom in spring. There are many reasons for itchy eyes, and the most common itchy eye disease is mainly seen in allergic conjunctivitis, which is often called allergic conjunctivitis. Allergic conjunctivitis is divided into acute conjunctivitis and chronic conjunctivitis.

Common causes of itchy eyes

First: Eye allergies, such as dust and pollen in the air, the body will show symptoms of allergies;

Second: Eye inflammation. If you have certain eye inflammations, such as conjunctivitis, you will have symptoms and signs such as itchy eyes, red eyes, edema, and eye discharge;

Third: Overuse of eyes. For example, people who use computers for a long time usually have dry eyes. Then, itchy eyes are inevitable, but in addition, there will be dry eyes, foreign body sensation, etc.

Fourth: Wearing contact lenses for a long time. You should know that wearing contact lenses for a long time is harmful to the eyes. Not only does it damage the cornea, but if you do not pay attention to hygiene, such as rubbing your eyes directly with your hands, not taking good care of the contact lenses, etc., it will cause symptoms such as itchy and painful eyes.

The diagnosis of itchy eyes mainly depends on whether there are other symptoms. For example, if there are no accompanying symptoms (no discharge, no photophobia, no conjunctival irritation, etc.), it is just itchy, and the itching is very seasonal, and it is accompanied by nasal allergy symptoms such as itchy nose, clear runny nose, sneezing, etc., then it may be caused by allergies.