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

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 ...

New York Post may receive revenue from affiliate and advertising partnerships for sharing this content and/or when you make a purchase. If you’ve been feeling a little low in more than one aspect of ...

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 ...

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...