What Exactly is Pink Eye? Conjunctivitis , sometimes known as pink eye, is an inflammation of the conjunctiva. Due to inflammation, the normally invisible membrane becomes highly apparent, giving the eye a pink or reddish appearance. Pink Eye can be caused by a Variety of Factors. Pink eye can be caused by a variety of factors. It usually occurs as a result of a viral or bacterial illness. A cold or a sore throat is frequently associated with conjunctivitis. Conjunctivitis, sneezing, and nasal discharge are all symptoms of allergies. A chemical splash into the eye, or the presence of a foreign item in the eye, can also cause the eye to turn pink. Symptoms of Pink Eye include: Redness and irritation in the eyes, discharge or tearing from the eyes, and a coarse feeling in the eyes are the most common symptoms of conjunctivitis. These symptoms usually go away in a day or two and do not necessitate a visit to the eye specialist. However, if your symptoms are worsening, such as significant ...