Testosterone therapy is on the rise as men seek more energy and vitality, revealing shifting views on aging and modern masculinity.

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 ...

This transcript was prepared by a transcription service. This version may not be in its final form and may be updated. Ryan Knutson: Like a lot of men, my colleague Rolfe Winkler and I get bombarded ...

Genetics play a role in low testosterone for some men, but underlying causes vary widely. Many genes influence testosterone ...

NEW YORK (Reuters Health) - Men with testosterone levels in the low-normal range are much more likely to have diabetes than those with higher levels, whether or not they are obese, researchers report ...