You have something in common with polar bears. Polar bears and humans produce sebum. It's an oily substance that comes from our hair glands. In humans, sebum helps protect your skin from ...

An international team of scientists have found that sebum, or the grease that coats hair, is what allows polar bears to stay insulated and thrive in some of Earth’s most punishing climates.

Home remedies for oily hair When dealing with oily hair, simple home methods can be quite effective. Let's start with baking soda, an excellent alternative to dry shampoos. Just dissolve a few ...

scalp acne consists of whiteheads and blemishes directly on the scalp caused by excess sebum, says board-certified dermatologist Dr. Steven Shapiro, founder of Shapiro MD hair care line.