Regular shampooing: The scalp is the part of the body with the most sweat glands and sebaceous glands, often with sweat and sebum secretion. As the hair cover is not easy to remove, such as with dust, dandruff accumulation, help the growth of bacteria, dirt hiding, harming the hair follicles, affecting the quality of hair. People with a lot of dandruff and grease, wash once every 2-3 days. People with neutral hair 5-6 days, wash once. Dry hair people, 7-8 days to wash once. In summer, you can increase the number of times you wash your hair, and in winter, you should reduce the number of times you wash your hair. To keep your hair healthy, you should reduce perming and dyeing, the chemicals used in perming and dyeing can harm the hair follicles and hair shaft, causing premature aging of the hair and increased hair loss or gray hair. You should try to perm and dye your hair at longer intervals. Try not to blow dry your hair after shampooing, and then comb it after drying it naturally. Avoid emotional tension, staying up late, constipation and other factors. Such factors can lead to endocrine disorders, neurotrophic system damage, skin follicles, insufficient blood supply, resulting in dry skin, hair withering and increased shedding. Washing hair to warm water is appropriate, the water temperature in 30-38oC. Water temperature is too low is not easy to remove oil and dirt; too high is easy to damage the scalp fine nerves, blood vessels, epidermal cells, can make the hair brittle and easy to break. When washing hair can massage the scalp hair root, can improve the hair root blood circulation, so that the hair is not easy to fall off.