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Tears help protect the conjunctiva by washing away bacteria. Tears also contain enzymes and antibodies that kill bacteria.There are many causes of conjunctivitis.
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Conjunctivitis may be caused by a viral infection, such as a cold; acute respiratory infection; or other disease such as measles, herpes simplex, or herpes zoster. Symptoms include mild to severe discomfort in one or both eyes; redness; swelling o...
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Fungi are types of parasitic plants that include molds, mildew, and yeast. A fungal infection is an inflammatory condition in which fungi multiply and invade the skin, the digestive tract, the genitals, and other body tissues, particularly, the lu...
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