Every tiny hole you see on the surface of your skin is actually the opening of a little canal called a follicle. Inside each follicle, there’s a hair and a special gland called an oil gland or sebaceous gland.
Every tiny hole you see on the surface of your skin is actually the opening of a little canal called a follicle. Inside each follicle, there’s a hair and a special gland called an oil gland or sebaceous gland.