Dermatologist Sandra Lee, MD, a.k.a. Dr. Pimple Popper, knows that blackheads don't just show up on people's faces. She's squeezed them from ears, necks, backs and even scalps. And in a new Instagram ...

In Dr. Pimple Popper's new Instagram video, she helped a patient with an "intimidating blackhead." The giant clogged pore was almost too big for her comedone extractor tool. Dr. Pimple Popper pressed ...

In Dr. Pimple Popper's new Instagram video, she helps a patient with a massive blackhead on the arm. This blackhead was so deep and stuck under the skin, she says it had "roots." Dr. Pimple Popper's ...