She went on testosterone to help with her menopausal symptoms. The effects had unexpected consequences for their marriage.

For more than 80 years, men have been told that testosterone helps prostate cancer grow. But a very different picture has ...

In the past year or so, health influencers — and a lot of women on social media — have talked up testosterone therapy as a kind of perimenopausal panacea. They promise boundless energy, crisper ...

Read the conversation that Nalis had with Morgentaler to learn how testosterone originally fell out of favor in medicine, how it came back, and what a castrated lizard had to do with it all. FDA ...

Q. I would like to know more about the use of testosterone replacement in men. My understanding is that a recent large-scale ...

A growing number of women are turning to testosterone treatments to ease their menopause symptoms — and save their sex lives.

Q. I would like to know more about the use of testosterone replacement in men. My understanding is that a recent large-scale study showed that men using testosterone replacement therapy did not have ...

NPR's Steve Inskeep speaks with FDA Commissioner Martin Makary about the decline in testosterone in men in the U.S. and what his agency wants to do about it.

An FDA panel of experts has called for a loosening of regulations and expanding access to testosterone replacement therapy.

Dr. Helen Bernie said on a Dec. 10 panel hosted by the U.S. Food and Drug Administration that serum testosterone "is one of ...

Testosterone levels are at their highest during adolescence and early adulthood. Testosterone levels may start to decline after age 30 years in males and between ages 45 and 55 years in females.

Testosterone is the primary sex hormone in males but also has important functions in females. Natural testosterone supplements and boosters include vitamin D, fenugreek, or ashwagandha. A person with ...