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.
Just as some girls begin puberty earlier or later than others, the same applies to periods. Some girls may start menstruating as early as age 10, but others may not get their first period until they are 15 years old. The amount of time between a girl's periods is called her menstrual cycle (the cycle is counted from the start of one period to the start of the next).