You know that little pink part in the inside corner of your eyeball, right next to the bridge of your nose? It's the kind of feature that you look at all the time without really noticing, but it's ...

But unlike with pink eye, a stye is often accompanied by a pimple-like bump on the eyelid. This bump can also occur inside of the eyelid, causing swelling and redness on the external part of the eye.

Pink eye or conjunctivitis is an inflammation of the conjunctiva, a clear membrane that lines the inside of the eyelid and covers the white part of the eye. Pink eye is usually caused by bacteria ...