<human>: Question: Puberty causes what to happen in boys?
Answer: It is the stage of life characterized by the appearance and development of secondary sex characteristics (for example, a deeper voice and larger adam's apple in boys, and development of breasts and more curved and prominent hips in girls) and a strong shift in hormonal balance towards an adult state.
 Is the question answered in a satisfactory fashion?

OPTIONS:
- yes
- no
<bot>: yes