what are styes in the eye caused from
Stye: Symptoms. A sty forms due to an infection of the follicle of the eyelid. The follicles are the tiny holes from which the eyelashes grow. A sty is usually caused by an infection of the bacterium staphylococcus, but other bacteria may cause the infection as well. The infectious process within the eyelash follicle leads to the formation of pus and the typical symptoms of a sty. ... more symptoms Â».