Related topics: men · testosterone

The double-edged sword of dominance

A study of chimpanzees has revealed that dominant animals with higher testosterone levels tend to suffer from an increased burden of parasites. Researchers writing in BioMed Central's open access journal BioPsychoSocial Medicine ...

How testosterone regulates singing in canaries

Testosterone controls specific features of birdsong in two distinct regions of the canary brain that resemble the human motor cortex, according to a study published in The Journal of Neuroscience. The research points to a ...

Natural-born consumers

What do fast-food restaurants have in common? Why are women more likely to become compulsive shoppers and men more likely to become addicted to pornography? Why do men's testosterone levels rise when they drive expensive ...

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