A 1992 paper predicted that if women’s running performance continued to improve as rapidly as it had since the 1920s, top women athletes would soon be running as quickly as the men.
Some women naturally produce high levels of testosterone. Why is this innate condition treated differently from other conditions that potentially enhance athletic performance?
In recent times, we have learnt more about the connections between the “reproductive” or gonadal hormones and the brain, and how they affect not only women but men as well.
Adrian Jaeggi, University of California, Santa Barbara and Ben Trumble, University of California, Santa Barbara
Levels of a male sex hormone known to influence aggression and a “love” hormone that promotes bonding both rise in traditional hunters headed home after the kill. What’s going on?
Paul Dimeo, University of Stirling and April Henning, National Development and Research Institutes
The Gran Fondo New York bicycle race is the biggest mass-participation event of its kind in the state, a 100-mile run between Manhattan and Bear Mountain. In May 2012 the organisers introduced drug testing…
Hair loss is no longer an inevitable march to baldness. Medical advances over recent decades mean male hair loss can be treated. And it need not break the bank. The cause of male pattern baldness is well…
Testosterone is blamed for violence in males, implicated in sport scandals, linked to sexual prowess, desired by gym devotees, and promoted as a tonic for ageing. But how many of us really understand what…
A whole industry has grown around testosterone supplementation for ageing men. But neither the benefits nor risks of the practice are clear yet, and they remain the subject of ongoing research. Beginning…
The suggestion that bald men are more virile than their well-thatched contemporaries is probably an old wives’ tale, but it must be conceded that old wives are likely to be unusually authoritative in this…
Visiting Professor in Biomedical Ethics, Murdoch Children's Research Institute; Distinguished Visiting Professor in Law, University of Melbourne; Uehiro Chair in Practical Ethics, University of Oxford