Related sites: Violence indexProgrammes  
Violence Begins At Home
 

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- Bad Behaviour

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- It's Their Hormones

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- The Brain

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- Triggers for Violence

DNA, a monkey and a picture of early man

It's Their Hormones

 

Men aged 15 to 24 are the most violent group in any population. So is surging testosterone to blame? If so, how does it affect the biochemical pathways in the brain?

Animal studies indicate that even if castrated, males continue to fight when there is a good reason to fight, such as food shortages.

In humans, men with low testosterone are likely to be more anxious and frightened, and therefore perhaps, less aggressive. Interestingly, the latest research is also revealing an effect from alcohol consumption on testosterone levels.

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