Medically reviewed by Susan Bard, MD Inner thigh boils are an infection of the hair follicle usually caused by a bacteria known as Staphylococcus aureus (staph). They can develop anywhere on the body ...

A gum boil is a type of periodontal disease that involves the formation of an abscess on the gums. It causes pain and swelling. If left untreated, it can spread to the teeth and surrounding tissues.