While some research has shown benefits for patients who qualify, questions remain about the therapy's long-term risks and use among men without a medical need.

Make sure the number on a testosterone check opens a real evaluation of health instead of becoming a shortcut to a ...

How has testosterone been historically misunderstood, and what implications does that have for current public policy?

Defense Secretary Pete Hegseth announced on Wednesday a new mandatory screening program to test all service members age 30 ...

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

Patients with lower levels of sex hormones—testosterone in men and estrogen in women—are more likely to undergo surgery for rotator cuff tears, suggests a study in The Journal of Bone & Joint Surgery.