What is it? Pink eye, also known as conjunctivitis, is an infection of the thin, transparent membrane that covers the white part of the eyeball. When the eye becomes infected, the blood vessels in the white part of the eye become inflamed, causing a reddish color that gives the disease its name [Source: Mayo Clinic].
How it's caused: Pink eye is caused by a bacterial or viral infection or an allergic reaction. The symptoms of pink eye include redness of the eye, tearing, itchiness, blurred vision and swelling [Source: WebMD].
How to prevent it: Tips to decrease the likelihood of catching conjunctivitis include washing your hands frequently throughout the day, regularly washing pillowcases, sheets and washcloths in hot water and avoiding hand to eye contact. It is also imperative to avoid sharing any and all makeup [Source: CDC].
What's the cure: Immediately consult your primary care doctor and determine the cause of the infection. This will be important in seeking the appropriate care for your eyes.
Allergy conjunctivitis, for example, is typically treated with an antihistamines while bacterial conjunctivitis requires antibiotics. In the meantime, while you're waiting for your medication, you may try placing a hot washcloth over the infected eye to soothe irritation. Avoid touching the eye at all costs!