How does conjunctivitis cause

Conjunctivitis is mainly caused by infection, allergy, environmental factors, bad living habits and other factors.

1. Infection with

common cold, influenza or other viral infections can cause acute conjunctivitis. In addition, bacterial infections may also cause conjunctivitis.

2.

Allergic reactions to flowers, pollen, dust, mold and animals often cause redness, itching and discomfort in the eyes, leading to allergic conjunctivitis.

3. Environmental factors such

as air pollution, smoke, improper wearing of corneal contact lenses, irritating gases or chemicals, etc., may cause conjunctivitis.

4. Bad living habits

Long stay up late, eye fatigue and frequent consumption of foods that are easy to get angry may also cause conjunctivitis.