Kidshealth.org: Conjunctivitis
Offers information on signs, symptoms, diagnosis, and treatments.
kidshealth.org/parent/infections/eye/conjunctivitis.html
MedlinePlus: Allergic Conjunctivitis
Explains the condition in which a person's eye develops redness, tearing, and itching as a reaction to allergy-causing substances like pollen and dander.
www.nlm.nih.gov/medlineplus/ency/article/001031.htm