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 ...

Do not try to pop or drain a cyst on your own. Cysts aren't necessarily a problem, but can become inflamed or infected. Often, the best way to remove a cyst is with surgery, since this can remove the ...