Learn the key differences between pimples and cysts, plus safe treatment options, and when to see a doctor for skin bumps ...

Sebaceous filaments are structures that allow sebum to flow to the surface of the skin. Tiny glands beneath the skin create sebum, which is an oily substance that helps lubricate the skin. When the ...

‌Sebaceous hyperplasia is a harmless, common skin condition that becomes more common with age. It happens when your sebaceous oil glands make too much oil that gets trapped under your skin and causes ...

I had one removed from my head when I was about eight-years-old and didn't have another until two years ago. Now I have three that have come up on my head beneath my hair.