Type your answer here... Yes
menstruation
Only females are affected by monthly menstruation.
menstruation
menstruation-
Menstruation
When the wife is in her menstruation (monthly period).
She is beginning her monthly period.
This is menstruation or commonly called "period"
10 days before the monthly period
This is normal and natural. http://en.wikipedia.org/wiki/Menstruation
No. In fact, you are not a qualified blood donor when you are having a monthly period.
Buwanang dalaw in Tagalog means monthly visit, typically referring to a monthly schedule of checking or visiting a place or person.