Hair grows in a certain period of time. Generally, the hair of a normal person is about 0.27-0.4 mm long every day and about 1 month long 1 cm to 2 cm. Only by lengthening or wearing a wig can it grow rapidly, so it is impossible to make the hair grow 10 cm in three days. Don't talk about some remedies or advertisements that can make your hair grow quickly, so as not to hurt your scalp and hair.

In fact, under normal circumstances, the growth rate of human hair is fixed. Basically, the hair growth rate will be fixed at 0.3mm every day, which is invisible to the naked eye. In this way, the hair can only grow 2-3mm a week, and the average hair can grow about 1cm a month, unless there are some special factors that may make the hair grow faster or slower.

Daily maintenance of hair

The basic maintenance procedure for having black hair is very simple. As long as you follow the hair care method shown below, you can slowly adjust your hair state back.

1, it's best to spend some time combing your hair before you untie the knotted part. The motivation of combing your hair is to comb away the dirt on your scalp and hair.

2, the correct shampoo and hair care can replenish nutrition to the injured hair by shampooing, so that the hair is rejuvenated from the inside out. Therefore, the health of hair depends on the quantity and type of hair care products you use. Basically, wash your hair first and then care. Therefore, if you want to have bright black hair, you should pay attention to the methods and times of hair care.