Because our hair collects all the bacteria and dust you go through everyday, our hair produces oils that acts as a natural protection or moisturizer that protects the hair. Also, the hair produce these oils from the oil glands on our scalp that makes our hair oily.
They don't. Your hair follicles are IN/under you skin and they do not get oily, it is the hair growing from them that gets oily and this is caused the Sebaceous glands (which are close to the hair root) which secrete an oily, waxy substance called sebum that coats the hair shaft to waterproof it.
A product such as tresemme oily hair will work best.
Use corn starch for oily hair.
Depending on how oily it is, it can look wet.
THERE are glands on your head when you sweat you release it and the sweat goes onto your hair making it oily.
no it doesn't they prefer washed hair ,oily hair makes there skin and hair moist,stickey,and nasty.
It is only oily if you dont wash it for a while.
it is because all the sweat comes down and makes your hair oily.
Oily hair cannot be relieved unless it has been washed. Using shampoos that rid oily hair for extended amounts of time is the way to go.
It can, but it is not as likely as in your hair.
It varies greatly - some Caucasian hair is extremely oily, but some is extremely dry.
not washing it