List changes in the body that take place at puberty.

Following are the changes that take place at puberty :

1. Body becomes capable of reproduction.
2. Sudden increase in height.
3. Growth in shoulders and muscles in boys
4. Change in voice and protruding voice box or the larynx in boys
5. The secretion of sweat glands and sebaceous glands (oil glands) increases causing acne.
6. At puberty, male sex organs like the testes and penis develop completely. The testes also begin to produce sperms.
7. Boys begin to grow facial hair, that is, moustaches and beard. Boys also develop hair on their chest, underarm and pubic area.
8. Development of breast in girls.
9. In girls, the region below the waist becomes wider.
10. Ovary matures and begin to release egg.
11. Girls develop hair in underarm and pubic area.