Medically reviewed by Susan Bard, MD Boils are painful, pus-filled, and are caused by infections like Staphylococcus aureus.Cysts are painless, non-infectious growths filled with keratin or other ...

Whenever you find something out of the ordinary below the belt, it’s normal to be alarmed. But, if the red, painful lump you discovered is a vaginal boil, you can probably relax. Vaginal boils aren’t ...