一、用来洗头发的水,软水比硬水或普通水好。如果条件许可,最好用雨水或雪水洗头发。这种软水能完全溶解肥皂沫,使头发洗得干净。二、洗头发的水温不可太热或太冷。太热的水会使头发发脆易断,冷水又不能使头发洗干净。而用较热的水洗头发,易除去沾附在头发上的尘土和脏物,扩张头部血管,改善头发营养。三、是否需要洗头发,应根据头发脏的程度来决定。一般情况下,以一周一次为宜。若是干性头发,也可十天洗一次。油性头发容易脏,洗的次数应多些。四、在洗头发的同时,要按摩发根。按摩发根,能 First, the water used to wash your hair, soft water is better than hard or normal water. If possible, it is best to wash your hair with rain or snow. This soft water can completely dissolve the foam, make hair clean. Second, the hair temperature should not be too hot or too cold. Too hot water will make hair brittle brittle break, cold water can not make hair clean. With hot hair, hair, easy to remove the dirt and dirt attached to the hair, expanding the head of blood vessels, improve hair nutrition. Third, whether the need to wash your hair, hair should be determined according to the degree of dirty. Under normal circumstances, once a week is appropriate. If it is dry hair, it can be washed once in ten days. Oily hair is easy to dirty, wash the number should be more. Fourth, while washing hair, massage hair roots. Massage hair roots, can