Teenagers ages 13-19 are increasingly a topic of discussion due to changes in lifestyle and habits that impact society. The document focuses on youths ages 13-17, finding that most teenagers, both boys and girls, prefer pop music. Teenage girls may work in the service industry and live independently from their families, while their hobbies have shifted from collecting dolls to watching TV, listening to music, and some not participating in extracurricular activities due to busy modern lives. Boys tend to be independent, work on their own to build their futures, spend most of their time with friends, and enjoy sports, technology like mobile phones and computers, and video games.