Boys Puberty Stage Pictures

Puberty is a hormonal change that occurs in boys. Typically, puberty begins around age 9 to 14. The first sign of puberty is an increase in testicle size. The penis begins to grow and pubic hair appears.

Fast Facts:

  • A boys voice will begin to break and hair will start to grow on his face and body.
  • His body will become more muscular and sperm will start to be produced.
  • Along with sexual maturation and development, a wide range of emotional changes also take place.

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