Changes taking place in the body during puberty are as follows:
1. There is increase in height as well as mass in both boys and girls.
2. In boys, shoulders are broadened, chest is widened.
3. Voice becomes hoarse in boys.
4. In girls, the region below waist becomes wider.
5. Body hair appears in areas such as underarms, face, hands, and legs.
6. Boys and girls may go through acne problems.
7. Testis grows and starts producing sperms in males, whereas in females, the ovary enlarges and starts producing matured eggs.
8. Mensuration starts during the onset of puberty in girls.