Next to each hair is a sebaceous gland which secrete sebum which lubricates the hair and provides each hair with an element of protection. If the sebaceous glands are overactive greasy or oily hair will result. If the glands are underactive dry hair may result including breakage.
Daily Hair Tip
Choose hair care products to suit your specific hair type. Be willing to try several brands until you find a hair care product line that makes your hair look and feel fabulous. Recognize that all hair care products don't always work well on all hair types.