through nineteen (13–19). They are called teenagers because their age number ends in "teen". Someone aged 18 or 19 is also considered a young adult.
Timing of puberty
On average, girls begin puberty at ages 10–11; boys at ages 11–12. Girls usually complete puberty by ages 15–17,[2][3][4] 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.
In the 21st century, the average age at which children, especially girls, reach puberty is lower compared to the 19th century, when it was 15 for girls and 16 for boys.This can be due to improved nutrition resulting in rapid body growth, increased weight and fat deposition, or eating meat from animals which have been dosed up with oestrogen.
"I memorize the phone numbers of friends whom my parents do not approve of so that their names don’t blink on my mobile phone."
Nothing Like a Friend
>> I sometimes fight with my friends, but there’s mutual understanding that we won’t let our parents know. And, usually, we sort out the differences ourselves.
>> Some of us get stuck with friends from whom we learn to smoke, drink, splurge, and other vices. For a while, I got entangled with a group of boys and became addicted to video games.
>> When I want to attend a party or watch a film, I invent a story, like I am going to study at a friend’s place.
>> Last year one of my classmates was moving to another city. On his last day at school, I gave him `100 so that he could buy himself a present. It was the money my mother gave me to buy a