Matt Kaeberlein, a longevity researcher, started TRT in his 50s. He said stigma and lack of information can make the process confusing.

This article was reviewed by Darragh O’Carroll, MD. Key takeaways: Testosterone cream is a needle-free testosterone therapy that can effectively raise hormone levels. Benefits include improved ...

A clinical study of 65 men found testosterone injections improved libido for people with diabetes. The study's lead author said the findings were the first to show improvement from testosterone in a ...