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From boys to men: how testosterone alters the male body causing growth spurts, deepening the voice and enhancing strength, but increasing aggression, frustration and embarrassment.Key facts
- Puberty in boys usually starts between the ages of 12 and 15.
- Puberty hormones released by the brain target the testes.
- Testosterone causes the penis and testes to mature, and sperm to be produced.
- Testosterone triggers a growth spurt in which muscles strengthen, facial and body hair grow thicker and the voice deepens.
Transcript
Puberty in boys usually takes place between the ages of around 12 and 15.
The puberty hormones released by the brain target the testes.
This triggers the production of sperm and testosterone.
Testosterone
Testosterone is the male sex hormone.
Its primary effect is to cause the penis and testicles to get larger and mature …
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