What causes a stye in the eye?
A sty is caused by an infection of they eye lid with the staphylococcal bacteria, which is also known as staph. When staph bacteria is trapped inside an eyelash follicle or tear duct, it creates a painful infection that appears as a small pimple on the eye lid. To find more information click here: http://health.learninginfo.org/eye-sty.