Medically reviewed by Mary Choy, PharmD Popping pimples can be bad for your skin, leading to inflammation, infection, ...

Acne is a skin condition that ... and dead skin cells—but the inflammation and infection go deeper into the skin, leading to ...

infected, or get ruptured, she adds. Causes of sebaceous cysts: These random build-ups of keratin, which looks like a pimple under the skin, pop up on areas of the body with a high volume of oil ...