Dr. Pimple Popper treated a man with a cyst that was inches from his mouth. When she squeezed the cyst, it released a thick gray substance that she had to keep away from his mouth. She said her goal ...

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 ...