As part of the globally diversified company CARLISLEÂ® Companies Inc. , the CARLISLEÂ® Construction Materials Europe Group ( CARLISLEÂ® CM Europe ) is particularly focused on the European market and is the comprehensive specialist in high-quality , high-tech elastomer products for the long-life waterproofing of roofs , structures and cladding systems ...
Most girls get their periods somewhere between the ages of 9 and 16. But it's not unheard of for a girl's period to start before age 9. Rather than age, you can look for signals in your body. Most girls don't get their period until they weigh at least 100 pounds and have started developing breasts.
The earliest physical change of puberty for girls is usually breast development, which most often begins around 10 or 11 years. But it's perfectly normal for breast development to start anytime between the ages of 8 and 13.A girl's first menstrual period usually occurs about 2 years after breast development begins.Boys begin their development on average around age 11 or 12, but it's also normal to begin anytime between the ages of 9 and 15.ut it's perfectly normal for breast development to start anytime between the ages of 8 and 13. A girl's first menstrual period usually occurs about 2 years after breast development begins.