13 At the age of 12 years 16–17
Puberty is started by hormones, which are chemicals that tell parts of the body to do things. Today, on average, girls start puberty at age 10 or 11, and boys at age 11 or 12. However, people all over the world start puberty at different ages. For most boys, puberty takes about six years and ends when they are about 17 or 18 years old. At the end of puberty, a teenager is usually about 10 to 30 centimetres (cm) (4 to 12 inches (in)) taller, 7 to 29 kilograms (kg) (15 to 65 pounds (lb)) heavier, and stronger. Girls usually complete puberty by ages 15–17, while boys usually complete puberty by ages 16–17. The major landmark of puberty for females is menarche, the onset of menstruation, which occurs on average between ages 12–13; for males, it is the first ejaculation, which occurs on average at age 13. For most boys, puberty takes about six years and ends when they are about 17 or 18 years old. At the end of puberty, a teenager is usually about 10 to 30 centimetres (cm) (4 to 12 inches (in)) taller, 7 to 29 kilograms (kg) (15 to 65 pounds (lb)) heavier, and stronger. Boys develop and mature at different rates. Even if your friends have started to mature before you, don't worry; it's totally natural and there is nothing to be concerned about. Although the average age at which boys start puberty is 12 to 13 it can start at anywhere from 9 right up until 16. Puberty lasts around 5-6 years on average for boys. Most boys have finished puberty by the time they are 18-20. There are many factors involved and remember everyone is different. Females generally start puberty from the age of 9 -14 years old. however puberty varies in every case. Typically, girls start noticing the changes that occur with puberty be … tween the age of 9 and 11. Best Answer: Guys usually hit puberty at around 12-15 years, usually in middle-school. There are a few guys at my high school who haven't hit puberty yet. Girls usually hit puberty 2 years younger than guys. I started puberty when I was 13, getting dark hair in my downstairs area. Major things like my voice changing, my growth spurt (From 5'5 to 5'10), hairy legs, hairy armpits happened when I was 14. 1 Most guys hit puberty sometime from ages 9-14 -- the average age is 12. 2  Puberty is only late if you’re 14 years old and aren’t showing any signs. 3  You might be overlooking something. 1 Your body might not be that late. 2  Most guys hit puberty sometime from ages 9-14 -- the average age is 12. 3 In girls, puberty usually starts around 11 years of age, but it may start as early as 6 or 7 years of age. In boys, puberty begins around 12 years as age, but may start as early as 9 years of age. Puberty is a process that goes on for several years. Most girls are physically mature by about 14 years of age. Parents, Boys, and Puberty. Once puberty starts, a boy will begin to change. Most parents think this puberty onset will happen at age 12 or 13. But for white boys, it's 10 years old -- this is fifth grade, Herman-Giddens says. Now they are having to grapple with changes in their body and soon-to-develop sexual feelings at a younger age Reviewed by Brunilda Nazario, MD. Oct. 20, 2012 -- American boys are starting puberty up to two years earlier than decades ago, new data show. Boys are entering puberty at an average age of 10 among whites and Hispanics, and at an average age of 9 among African-Americans. About a third of boys start to mature sexually up to two years earlier than average.  Although there is a wide range of normal ages, girls typically begin the process of puberty at age 10 or 11; boys at ages 11–12. Girls usually complete puberty by ages 15–17, while boys usually complete puberty by ages 16–17. The major landmark of puberty for females is menarche, the onset of menstruation, which occurs on average between ages 12–13; for males, it is the first ejaculation, which occurs on average at age 13.
https://simple.wikipedia.org/wiki/Puberty https://simple.wikipedia.org/wiki/Puberty http://www.answers.com/Q/At_what_age_do_boys_go_through_puberty https://answers.yahoo.com/question/index?qid=20081012081739AAdMlDO http://teens.webmd.com/boys/features/teen-boy-late-puberty http://familydoctor.org/familydoctor/en/teens/puberty-sexuality/puberty-what-to-expect-when-your-child-goes-through-puberty.html http://www.webmd.com/children/news/20121020/earlier-puberty-age-9-10-average-us-boy?page=2 http://www.webmd.com/children/news/20121020/earlier-puberty-age-9-10-average-us-boy https://en.wikipedia.org/wiki/Puberty
at what age do males hit puberty