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Defense Secretary Pete Hegseth says he's rolling out a new screening program for “testosterone deficiency” among troops.

The Pentagon's new testosterone screening policy will test troops over 30. A doctor explains what the research shows about ...

The U.S. military’s new testosterone-screening protocol directly supports its focus on human performance optimization.

The Antietam guide service is run by the Western Maryland Interpretive Association, a private, nonprofit group that also owns the battlefield bookstore. But the rigorous training regimen — including a ...

Hegseth announces new policy to test troops for low testosterone. Defense Secretary Pete Hegseth announced Wednesday that he ...

Discover the requirements and hidden challenges of joining the US Space Force in 2026. Is it really as competitive as they ...

Two decades later, a traffic stop on a country road is still teaching police officers about deadly force – and the cost of ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

The Northeast Florida city offers plenty of outdoor adventures, relaxing beaches, and the largest urban park system in the U.S. Carrie Honaker is a Florida-based writer who has hauled oyster cages off ...

A mean platelet volume (MPV) test measures the average size of your platelets, which are small blood cells that help with blood clotting. Typical MPV levels range from 7 to 13 femtoliters. High MPV ...