Menarche is the first menstrual cycle, or first menstrual bleeding, in female
humans. From both ... The average age of menarche has declined over the last
century, but the magnitude of the decline a...
Nov 18, 2011 ... While girls vary in the ages that they are when they start their periods and when
the other signs of puberty occur, the order is fairly consistent.
Aug 27, 2015 ... It's a pretty major event — it signifies a girl "becoming a woman," or entering
puberty and her child-bearing years. ... The average age of first period in the
Western world has been getting lower, from an average ... and pubic hair, the
earlier you're likely to start dating and having sex, according t...
Steingraber reveals that good documentation exists over the last hundred or so
years to establish that the average age of first menstruation in young white girls ...
Jan 26, 2015 ... Girls are entering puberty faster than ever, and jeopardizing their health and
happiness. ... the average age for an American girl to get her period was 16 to 17.
.... Having had an earlier start to puberty, an early-maturing girl ...
Feb 24, 2012 ... Today, girls are hitting puberty earlier than ever. The national average age for a
girl to get her first period is 12, and girls can start as early as ...
When a girl starts her periods it's a sign that her body is now able to have a baby.
... The average girl will get her first period around 12 years old, but it varies from
... See a GP if your periods haven't started buy age 16 (or 14 if there are no other
And even before she gets her first period, your daughter will be noticing other ...
that most girls start developing breast buds sometime between age 9 and 10. ...
about normal development -- physical changes and psychological changes,”
Nov 7, 2006 ... The committees recommend that doctors view girls' menstruation as a ... That
average age hasn't changed much in 30 years, though black girls go ... Typically
start two to two-and-a-half years after breast development begins.
Jun 14, 2010 ... As the years go by, the average age of when a girl starts menstruating has gotten
younger and younger. Menstruation usually begins between ...