Male aggression: testosterone increases brain’s threat response

Though it has been previously established that testosterone – a steroid hormone present in both men and women – influences aggression in men, a new study published in Biological Psychiatry suggests there is a neural circuit in the brain through which testosterone imposes these effects.

Testosterone levels in men have been linked to risks for cardiovascular disease, Parkinson’s and even rheumatoid arthritis.

And Medical News Today recently reported on a study focusing on ancient skulls that suggested early humans’ breakthrough in tool-making 50,000 years ago coincided with a lowering of testosterone levels in our species.

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About Giorgio Bertini

Research Professor. Founder Director at Learning Change Project - Research on society, culture, art, neuroscience, cognition, critical thinking, intelligence, creativity, autopoiesis, self-organization, rhizomes, complexity, systems, networks, leadership, sustainability, thinkers, futures ++
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