Combined with proper home care and regular dental visits, sealants are extremely effective in preventing tooth decay. They will also potentially save you a lot of time in a dental chair later on, if your teeth start to require fillings, crowns, or even root canals.
The average age is 12, but this does not mean that all girls start at the same age. A girl can start her period anytime between the ages of eight and 15. Usually, the first period starts about two years after breasts first start to grow. If a girl has not had her first period by age 15, or if it has been more than two to three years since breast growth started, she should see a doctor.
Rating Newest Oldest. Best Answer: No one can say exactly when a girl will get her first menstrual period, but usually girls will get it some time during puberty. Some girls start puberty at age 9 or 10 where others may start as late as age 15 or 16.Each girl goes at her own pace.ating Newest Oldest. Best Answer: No one can say exactly when a girl will get her first menstrual period, but usually girls will get it some time during puberty. Some girls start puberty at age 9 or 10 where others may start as late as age 15 or 16. Each girl goes at her own pace.