It depends. For a lot of people it lasts about a week.
can beerinduced menstruation
Menstruation
mostly 4 to 7
In females, menstruation can commence at any time between the age of 9 and 15. After menstruation commences, a girl will usually carry on growing until she is about 19 years old.
No, conception isn't possible during menstruation. During menstruation there is no egg present to be fertilised, although it's important to point out that a woman may still be fertile during menstruation: there may be fertile cervical mucus present, which can keep sperm alive in the vagina long enough so that there is still sperm present when a woman ovulates after menstruation.
10 days
It should be the same amount of time as when NOT on birth control.
10 weeks
10 days before the monthly period
When the uterine lining sheds this is typically called menstruation. Although women on hormonal birth control will experience a faux period in the form of a withdrawal bleed.
No, a woman cannot get pregnant during menstruation as there is no egg present to fertilise. However a woman may be fertile during menstruation, meaning that sperm may survive long enough in the vagina to still be around by the time she does ovulate.
It could be irregular menstruation. If you are the one having late menstruation, I might suggest for you to go the doctor and ask more information about late menstruation. But yes, one option is irregular menstruation.