what causes stye in eye
Top 10 facts about the world. Styes are caused by Staphylococcal bacteria. This type of bacteria can usually be found in the nasal passages and is easily passed to the eye. Staphylococcal is passed by rubbing the nose and then touching the eye area. The gland situated at the end of eyelid may then become infected. Styes are not detrimental to the eyes or to eyesight. Pain will occur, followed by a swelling or redness.