A stye or hordeolum is an infection in the glands of your eyelids. The infection causes a pimple like painful red bump on the eyelid. It may be filled with pus.
Usually you may have one stye in one eye, however, it is possible to get multiple styes in one eye or styes in both the eyes at the same time.
Styes are easy to diagnose and usually heal soon if treated promptly. It can affect your vision if it becomes too big. Contact your doctor, if you suspect you have a stye.
Usually styes have a self-limiting course and heal on their own. In most cases they just need a warm compress (a clean cloth dipped in warm water and wrung out) applied for a few minutes, four-six times in a day. Hold the warm compress lightly on closed eyes.
If they persist or become more painful or large, they need prompt treatment by a doctor. Your doctor may treat a persisting stye by: