Certain healthy foods and supplements may negatively impact testosterone levels when consumed in excess, according to experts ...

A lagging libido in males is commonly attributed to a decline in testosterone, leading many men to hit the gym or supplement their diet in the hopes extra testosterone will give them a boost. Yet in ...

Men with higher testosterone levels may be more sexually active and likely to cheat on their partners. Testosterone has long been linked with promiscuous behaviour among men. Now a study has found ...

Men with high testosterone are much more likely to cheat on their partners, a study shows. Researchers found increased rates of infidelity among men with the highest levels of the hormone. Those with ...

Testosterone is a naturally occurring steroid hormone. Despite its status as a steroid, prescription testosterone replacement ...

We also know that within normal ranges, testosterone levels are not strongly predictive of aggression. In the amygdala, a ...

Study shows high levels of testosterone are linked with increased honesty. Getty While high levels of testosterone are often associated with aggression and macho posturing, new research has found it ...

Women with higher testosterone levels could run the 2,000 metres 10 seconds quicker than their rivals, a new study has found. On Monday, the International Association of Athletics Federations (IAAF), ...

Working collaboratively in small groups is one of the primary ways that modern humans accomplish anything. But what explains whether a group succeeds? Previous research on group dynamics has ...

Girls who are exposed to high levels of testosterone in the womb are more likely to seek out 'tomboy' activities as they grow up, scientists have said. By Alice Philipson 06 June 2013 • 10:44am The ...