22 Causes, Symptoms, And Treatments Of Eye Allergies

2. The Process Of An Allergic Reaction

Eye allergies occur as a result of an immune system response to a stimulant or an allergen in the environment that typically does not cause problems for other individuals. An allergic reaction occurs when an allergen or an irritant comes in contact with the mast cells in an individual's eyes, resulting in the release of histamine and other substances that cause the tiny blood vessels in the eye to leak. This causes the eyes to become red, watery, and itchy. Continue reading to uncover the full details on the various causes behind eye allergies in individuals next.