Don't try to wash your hair during menstruation, because the loss of blood and so on will lead to a decline in the body's immunity, it is very likely that the cold induced a cold headache or even fever and other symptoms, so it is still inappropriate, try to avoid

. Pay attention to keep warm, that is, less blowing cold air, in the air-conditioned room to wear more clothes. Drinking cold water will prevent the blood from draining out

.

.