An abscess occurs when an infection causes a pocket of pus to develop. Abscesses can develop on the skin, in the mouth, or inside the body. Bacterial infections typically cause abscesses. Pus develops ...

A boil, also known as a furuncle, is a swollen, pus-filled growth on the skin that occurs when bacteria—even those normally found on your body—infect a group of hair follicles. Boils commonly develop ...

A boil, also called a furuncle, is an infection of a hair follicle that goes into the deeper layers of skin, causing an abscess (a small pocket of pus). These infections are typically caused by the ...