Hair care is an overall term for elements of cleanliness and cosmetology involving the hair on a human head. Hair care treatments and processes will differ according to one’s type of hair and according to various styling or services that can be used. All hair is not the same; indeed, hair is a display of human diversity. In this piece, ‘Hair care’ is taken to mean care of hair on the human head, but mention should be made of process and services which impact hair on other parts of the body. Hair care methods such as shaving, or waxing, typically fall under facial care or body care.