This article was reviewed by Darragh O’Carroll, MD. Key Takeaways: Testosterone’s reputation for causing anger and aggression ...

Dr. Sapolsky is a neuroscientist and primatologist. I was observing a 9-year-old male baboon in the Serengeti of East Africa one day in 1983. Baboon troops are very hierarchical, and this baboon was a ...

Daniel Kelly does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

There is good and bad news in this year’s newly released standardized test scores for New Jersey public school students. The good news is the average test scores on the science portion of the tests ...

Of the many health trends on social media, female demand for testosterone as a performance-enhancing drug is one of the strangest. It is a “powerhouse hormone”, proclaims one influencer, who goes on ...

A growing number of women are taking testosterone. Mom of four Alixa Winn started injecting testosterone when she was 35. She tells Inside Edition that she got a boost in energy within months of ...

Cancer continues to be one of the world's top causes of death, partly because of delayed discovery of the disease. But according to a recently released study, a simple blood test may be able to ...

Testosterone is being hailed as the secret to better energy, mood, and sex drive. Here’s what experts say about when it actually does help—and when it doesn’t. Women naturally produce testosterone, a ...

Here’s when and why experts think testosterone should be prescribed to middle-aged women, and how it affects their lives. By Susan Dominus Testosterone use has recently exploded among middle-aged ...

Ukrainian tennis player Marta Kostyuk has made eye-popping accusations against the world’s top-ranked female tennis players, suggesting “some have a higher level of testosterone.” When asked by Tennis ...

Testosterone replacement therapy, most commonly available as a transdermal gel, is increasingly used to treat men with testosterone deficiency. Although gels provide a convenient, noninvasive ...