Health

Doctors challenge the science behind the Pentagon’s plan for testosterone screening

The new mandate demands yearly evaluations to measure testosterone levels in US military personnel over 30

Published July 18, 2026
Doctors challenge the science behind the Pentagon’s plan for testosterone screening
Doctors challenge the science behind the Pentagon’s plan for testosterone screening 

US Defense Secretary Pete Hegseth this week ordered annual testosterone-deficiency screening for active-duty and reserve service members aged 30 and older.

According to many medical professionals, the proposed mandate might do nothing and instead could elevate service members' risk of infertility or other adverse health effects if testosterone is improperly prescribed.

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The mandate is one of several significant recent healthcare policy changes executed by Hegseth and other Trump administration cabinet officers that have triggered debate among experts and cast doubts on whether science supports them.

Hegseth has also established a military maneuver- a significant decision that was walked back following the flu outbreak. Separately, the Department of Health and Human Services removed 17 members from its vaccine advisory panel and changed its vaccine guidelines. Hegseth said testing would be coupled with voluntary recommendations.

However, the American Urological Association and the Endocrine Society advise testosterone supplementation only for patients with confirmed deficiency and symptoms such as fatigue, erectile dysfunction, decreased muscle mass and low bone density. 

 Considering this restriction, McVary warned that the therapy has its own adverse consequences.

“We hear from patients that when you treat low T, things like cognitive alertness and stamina improve. But the evidence is not concrete, and it comes ​from patients who were treated because they were symptomatic,”

On the contrary, Dr.Ugis Gruntmanis, an endocrinologist at Dartmouth Hitchcock Medical Center said that the new mandate facilitates data collection from young adult males.

At present, medical professionals have underlined the potential benefits of appropriate testosterone testing.

Given the current scenario ongoing, Gameday Health’s Mohammed said that omitting reserve soldiers from the screening program may be an oversight, noting that other conditions like obstructive sleep apnea are heavily linked to testosterone levels.

“Testosterone is one of the most useful blood tests ⁠we have to ​gauge health in men,”

“Broader screening would identify many men with reversible causes and some with true deficiency. Both groups would benefit from ​clinician-guided care, whether that means correcting reversible causes or starting treatment when it is truly warranted, Mohammed said.

The Pentagon has not offered comprehensive direction on how abnormal test results will be evaluated or whether screenings will apply equally to males and females. Furthermore, Furey of the University of Hawaii said extensive screening could also reveal new information about the hormone levels of female soldiers.

Ruqia Shahid
Ruqia Shahid is a reporter specialising in science, focusing on discoveries, research developments, and technological advancements. She translates complex scientific concepts into clear, engaging stories, helping readers understand the latest innovations and their real-world impact through accurate, accessible, and insight-driven reporting.