Testosterone replacement therapy (TRT) can improve energy, mood, and libido but the delivery method you choose has a major impact on cost, convenience, and side effects.

Here’s when and why experts think testosterone should be prescribed to middle-aged women, and how it affects their lives. By Susan Dominus Testosterone use has recently exploded among middle-aged ...

This article was reviewed by Kelly Brown MD, MBA. Like other medications that affect your hormones, taking testosterone comes with potential risks, and infertility may be one of them. Testosterone is ...

DEAR DR. ROACH: My insurance company won’t let me receive my testosterone injection unless I have a low testosterone level at 8 a.m. Does this make any sense? -- T.B. ANSWER: Although I am never fond ...