It is not recommended to perm hair during menstruation. Women’s hormone levels change during menstruation, a large amount of menstrual blood discharged from the body resulting in a weak body, the immune system is relatively low, the solution used for perming contains certain chemicals, absorbed through the scalp, may have a certain impact on the body. In addition, the odor stimulates the respiratory tract, may induce respiratory tract infections, so it is recommended that during menstruation or do not perm hair better. Women need to pay attention to diet during menstruation, pay more attention to warmth, long-term lack of attention to warmth is likely to lead to irregular menstruation, as well as menstrual cramps and other symptoms, and less exposure to things that are irritating to the body, such as hair coloring, perming and so on.