Adolescence is the period or phase between childhood and adulthood. The age of children in the adolescent phase is between 10 to 19 years. The changes in the boys and girls are different as they enter through adulthood.
The three changes in the boys during adolescence are:
- Enlargement of testes and scrotum.
- The growth of pubic hairs and under the armpits.
- Muscles get larger and the shoulder becomes wider.
- The voice starts to crack and becomes low-pitched.
- Facial hair comes in the form of a beard and mustache.
- Sexual maturation occurs.
Therefore, the main body undergoes several changes during puberty or the adolescent period.
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