Hayz (Menses)
Hayz is a kind of blood which is normally discharged every month from the womb of women for a few days. The woman experiencing Menses is called 'Haa'ez'.
440. Menses is usually thick and warm and its color is either black or red. It is discharged with pressure and a little irritation.
441. Sayyida[1]women, become Ya'isa after the age of 60 years, i.e. they do not become Haa'ez. And women who are not Sayyida, become Ya'isa at the age of 50 years.