Milia, also called milk spots, are small, pearly white cysts that form under the skin. They develop when keratin—a protein that makes up hair, skin, and nails—gets trapped beneath the surface. About ...

Have you ever tried to pop a pimple, but no matter what you do, nothing comes out? If the so-called “pimples” you poke look like tiny, white bumps free from pus or inflammation, then you might not be ...