Testosterone therapy is often essential for the health and well-being of transmasculine people. The choice to stop it to pursue pregnancy can be a difficult one.
Bodybuilder Charles Atlas sought to turn Americans from ‘Chump to Champ.’
Lee Lockwood/Getty Images
The Fox News host’s forthcoming documentary ‘The End of Men’ is part of a rich heritage of hustlers and politicians claiming that American men are becoming devitalized, lazy and effeminate.
BPA is an industrial chemical used to make hard, clear plastic known as polycarbonate. It’s also used in the lining of some cans. Many hard plastic bottles no longer contain BPA, and it’s illegal to sell baby bottles with BPA in Canada.
THE CANADIAN PRESS/Jonathan Hayward
Valérie S. Langlois, Institut national de la recherche scientifique (INRS) and Isabelle Plante, Institut national de la recherche scientifique (INRS)
There is abundant evidence of the involvement of endocrine disruptors in reproductive dysfunction in several species, including humans.
Although the medical establishment is now recognizing that sex is not binary, society as a whole has been slow to embrace the concept.
Vera Livchak/Moment via Getty Images
Millions of people do not fit neatly into male or female sex designations at birth, and wrong identification can set them up for a lifetime of physical and mental harm.
Not quite what the science says.
UfaBizPhoto/Shutterstock
New research suggests that despite the social mythology that surrounds testosterone in men, it may be much less important for life chances than previously thought.
Women’s 800-metre silver medal winner Margaret Nyairera Wambui, left, shakes hands with gold medal winner Caster Semenya on the podium at the 2018 Commonwealth Games in Australia. Both runners have refused to take hormone-reducing drugs so they could compete at the Tokyo Olympics.
(AP Photo/Mark Schiefelbein)
Transgender youth have a number of research-backed medical options available to them. The multidisciplinary approach ranges from promoting family support to hormone treatments to surgery.
Testosterone levels can be affected by range of causes.
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A growing online movement believes that giving up masturbation can make us happier and boost our testosterone levels.
High school athletes, including Terry Miller and Andraya Yearwood, both transgender girls, compete in New Haven, Connecticut, in 2019.
AP Photo/Pat Eaton-Robb
Why does COVID-19 hit men harder than women? Is the disparity in mortality rates due to male hormones or an underlying difference in the male versus female immune system?
Bill Sullivan, Indiana University School of Medicine
A new study of nearly 500,000 individuals finds that many genes affect same-sex behavior, including newly identified candidates that may regulate smell and sex hormones.
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