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Allergic conjunctivitis is a condition that occurs when the conjunctiva becomes inflamed due to an allergic reaction to dander, pollen, mold or other substances, according to MedlinePlus. The conjunctiva is a clear layer... More »

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To prevent contagious forms of conjunctivitis, people should avoid direct contact with secretions from an infected individual and practice good hygiene, advises EyeSmart. Contact lens wearers should clean their lenses pr... More »

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Conjunctivitis is extremely contagious and requires evaluation by medical personnel to obtain appropriate treatment, states Mayo Clinic. Without treatment, conjunctivitis, or pink eye, remains contagious for up to two we... More »

www.reference.com Health Vision
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Local pollen and mold counts help people manage their allergies by providing information about adverse conditions that might cause an allergic reaction, according to the Asthma and Allergy Foundation of America. High pol... More »

www.reference.com Health Conditions & Diseases Allergies

Common signs of a mild allergic reaction include itching, nasal congestion, watery eyes, hives and rashes, according to MedlinePlus. The symptoms of a more severe allergic reaction may include abdominal pain, chest tight... More »

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Signs of skin irritations caused by an allergic reaction include hives that produce welts or red bumps and a rash that itches and burns due to contact dermatitis, which is a condition that results when the skin is in con... More »

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Allergic rhinitis can lead to a sinus infection, according to the American Academy of Allergy, Asthma & Immunology. Allergic rhinitis can cause nasal passages to swell, and the swelling prevents the sinuses from draining... More »

www.reference.com Health Conditions & Diseases Allergies