Video showing how to treat a boil or a stye (a boil on the eyelid).
How to treat boils & styes
Boils are pus-filled skin infections that occur around a hair follicle or oil gland. This causes a red, painful lump to form as pus collects under the skin. A boil that occurs on the eyelid is called a stye.
(American Academy of Dermatology, 2016)