Biology - Human Health and Diseases Question with Solution | TestHub

Adolescence is the transitional phase of growth and development between childhood and adulthood. The World Health Organization (WHO) defines adolescence as the period between $10$ and $19$ years of age.

It is generally divided into two phases:
Early adolescence: $10$ to $14$ years
Late adolescence: $15$ to $19$ years

Therefore, early adolescence occurs between the ages of $10$ to $14$ years.

Answer: 10 to 14 years