After you washed your hair, day by day your hair become more shiny, darker and greasy. I know for many people greasy hair is a serious problem. There are people who wash their hair every day and this habit it’s not healthy. Your hair become greasy for the same reason that your skin become greasy.
Glands produce an oily substance called sebum. Sebum moistens the hair and defend it of drying. The sebaceous glands, which produce sebum, situated near the hair roots in the skin called the dermis layer. Channels of sebaceous glands leading to hair follicle and this is how the sebum comes out through the skin and reaching on the scalp.
When it comes to the question “how often should you wash your hair?”, the answer is complicated. Although, you shouldn’t wash your hair every day.
How Often Should You Wash Your Hair?
Type of skin – If your skin and your hair are neither too greasy or very dry, you should wash your hair only once or twice in a week, according to researchers at the National University of Colombia. If you have an oily scalp, you should have to wash at every 3 days, and in extreme cases, wash your hair ar every two days.
Hair texture – Your hair texture is related with how greasy become your hair. On coarse or curly hair, sebum spreads harder, so if you have that kind of hair, once time per week is enough to wash your hair. However, if your hair is fine and straight, you should wash it two or three times in a week.
Styling products – When your hair is damaged due to too much hairstyling, you should wash your hair very rare. If you use every day styling products, even it is hard, try to wash your hair not too often. At least keep the 2 days interval.