Pus forms when the immune system's white blood cells fight an infection. Pus can be different colors and may emit a foul odor if the infection is severe. Larger abscesses usually need to be drained ...

You should never try to pop or drain a boil at home. Some safer home remedies can help remove the core, and you can also see a doctor to have it medically removed. When bacteria infect a hair follicle ...