Why does your period start so impulsive if body is not ready for child attitude?

Why does the female menstral time of year start as early as 11 years of age if your body is not fully geared up to bear a child? Or is the body in position and it is just society that have made it unacceptable?
Answers:

Help!! woman single?

We discussed this in my diet and nutrition class sometime. First of all, girls give the impression of being to be getting their period at a much younger age. 50 years ago, girls usually didn't start off menstration until about age 16. 30 years ago, the average age be 14, and 10 years ago, the average age was 12. Now, you hear of girls as youthful as 9 geting their period for the first time. Though they're not sure exactly why, they reflect on it may be linked to adjectives the hormones that are added into food. Things like milk, chicken and beef. Logically, this make perfect sense, seeing as hormones are what control the start of menstration.

How lots pounds will i gain because of my period?

That's a accurate question because I don't cogitate your body is really ready to suffer children until you're like 21 but it's freshly a guess

Period problems ((girls answer only plz!)))?

i guess its because of the set amount of egg cells within the girls body, thats why women have menopausal stage at their life span. and think of this.. if it starts at the of 25-30 consequently it will end close to 60-70..how can a very frail lady manipulate a pregnancy..

Is there a instrument to get rid of pubic fleece around your bikini line?

The womanly body can indeed bear a child at precipitate age.
The earliest age I know was a 9 year-old girl, which is surprisingly youthful, insane also, gross and all.
But, yes, when you start have menstrual period, it method that you can procreate

I have really excruciating agony in my rear and my stomach, whats wrong with me?

because i thinkyour body say it's time to start having your extent because you have mattured but that is to say a good ? and to clue you surrounded by some gilrs start as early as 8

I am getting nausea next to microlite pill. On it 4 days now. Will this subside ?

I surmise the body is ready for a tot as soon as the periods start. The problem is that due to lifestyle and mostly nutrition period start earlier and ahead of time. When you think that a long time ago it be normal to hold the first period next to 14...