The normal age is about 12. Periods aren't as scary as you may think. They are normal, so if you tell your mom - she won't laugh, and you shouldn't be embarrassed! It happened to her, too! If you are early you can start your period around 10, and if you are a little late maybe around 16. =]
The age at which a girl will have her period for the first time varies from one person to another. On average, a girl will get her period for the first time between the age of 11 and 14.
Neogene Period
When you stat menstruating for the first time
28 days
The time period of Mesoamerica ranges from the time of the first human occupation in 10,000 BC to 1697 AD.
Early humans first appeared in the tertiary period, a long time after the cretaceous period.
No, you could get your second period 6 months after your first one.
its brownish or red
In prehistoric time period
No, of course not!
yes
spotting is the beginning of what will be your period.