我天天洗头发为什么还会有许多头屑呢?A:任何事情都讲究适可而止,有时候过犹不及,洗发也是这个道理。我们洗发时会使用洗发液,这些洗发液一般都含有去污性较强的碱性成分,偶尔使用并不会影响我们的健康。但是,如果洗发液与皮肤长时间地、频繁地接触,其中的碱性成分就会渗入我们的发根、毛囊,从而对头皮产生一定的刺激作用。头屑越 Why do I have a lot of dandruff every day when I wash my hair? A: Everything is well controlled, sometimes too fast, shampooing is the truth. When shampooing, we use shampoos, which generally contain highly alkaline detergents that do not affect our health occasionally. However, if the shampoo comes into contact with the skin for a long period of time, the basic components therein will infiltrate into our hair roots and hair follicles, thereby stimulating the scalp. Dandruff more