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 of insurance ...

Testosterone. Even the word alone sounds manly. For men, testosterone is important for drive, fertility, heart health, bone health, energy and mood — to name just a few benefits. When you have low ...

Why insurance requires an 8 a.m. testosterone test and what causes hand numbness and locking fingers.

There might be a growing buzz around testosterone replacement therapy but that doesn't mean it's just a lifestyle trend.