Boils are painful, pus-filled, and are caused by infections like Staphylococcus aureus. Cysts are painless, non-infectious growths filled with keratin or other substances. Antibiotics may treat boils ...

If the skin of a person’s nose becomes damaged, Staphylococcus aureus bacteria can enter the wound and cause an infection. Many people carry Staphylococcus aureus (S.aureus) on their skin or within ...