amygdala

Testosterone as a Prosocial Hormone by Anthony Roberts Testosterone has been demonized as an anti-social hormone responsible for everything from bar fights to Arnold Schwarzenegger’s infidelity. But regular readers of my blog know that it’s not all bad – in fact, it’s not bad at all...

Anabolic steroids encourage the growth of parts of the brain that play a key role in the sensation of fear, psychiatrists at the university of Harvard discovered. This effect may mean that steroids not only make users more fearful and anxious, but also fretful and – in the longer term –...