Defense Secretary Pete Hegseth announced that the Pentagon will begin testing the testosterone levels of all military members over the age of 30 during their annual physical exams. If service members have low testosterone levels, they will have the option to receive testosterone replacement therapy. Hegseth stated, "It’s not about artificial enhancement. It’s about restoring and optimizing your natural capabilities, protecting your longevity, and ensuring you have the biological foundation required to sustain the fight."
This initiative is part of Hegseth's broader efforts to reshape the military's culture, which includes a focus on a 'warrior' ethos and changes to diversity, equity, and inclusion initiatives. Recently, he also announced that service members would no longer be required to receive an annual flu vaccine, although this mandate was later reinstated for new recruits following a flu outbreak. Additionally, Hegseth is investigating the Defense Department's previous decision to mandate the Covid-19 vaccine.
The trend of increasing testosterone prescriptions is noted, with prescriptions rising from 7.3 million in 2019 to over 11 million in 2024. However, the Endocrine Society has expressed concerns about the lack of evidence supporting testosterone screening for asymptomatic individuals, suggesting that testosterone is often overprescribed. The medical community continues to debate the appropriateness of widespread testosterone testing and supplementation, with concerns about potential health risks associated with excessive testosterone use.