A viewer wants to know if there is anything they can do for a keratin plug, besides going to the dermatologist. Doctor Lacy Anderson shares the difference between a sebum plug and keratin plug, and ...

Black dots on the nose are one of the most stubborn and misunderstood skin concerns. Often mistaken for trapped dirt, these marks are usually blackheads or sebaceous filaments—normal structures that ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through the links below." And while sebaceous filaments are totally normal, they can be annoying to look at, which is why I ...

Sebum gets a bad rap. Our scapegoat for common skincare woes such as a shiny forehead, clogged pores, and acne, the mere presence of the oily substance is enough to send us into a tizzy. In our quest ...