The USA has new rules for the army. Soldiers over 30 years old must take a test. The test measures the data-tooltip-term="Testosterone" data-tooltip-explanation="This is a substance in the body. It helps with muscles and strength.">testosterone level in blood. Testosterone is a body substance for physical strength.
Defense Secretary Pete Hegseth decided this. He wants fit and strong soldiers for war. Young soldiers under 30 choose the test freely. If the level is low, the minister suggests treatment.
Hegseth says soldiers need a good biological base. Only then can they win in fights. He wants to support the image of strong men. Medicine treatment remains voluntary.