Total testosterone measures the full amount of the hormone in your blood, while free testosterone represents the small, ...

Aryna Sabalenka appeared to throw an indirect shade at Marta Kostyuk as the Belarusian kissed her biceps after beating the ...

On Sunday, Kostyuk will meet Sabalenka for the first time since the infamous interview. And ahead of the Brisbane final, the ...

What used to be a niche treatment for men with legitimate medical conditions has morphed into "youth and vigor" as a ...

New multicentre data show that serum testosterone levels and testicular histology help predict sperm retrieval success in ...

Hims & Hers is down 30% but still a Buy: margin expansion, GLP-1 clarity, new hormone care, and global growth. Learn more ...

At last year’s CES, Eli Health announced the Hormometer — an at-home hormone test for cortisol that utilized saliva and a ...

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

Certain healthy foods and supplements may negatively impact testosterone levels when consumed in excess, according to experts ...

In a yearlong interview with Men's Health, Jelly Roll opens up about his struggles with addiction, topping the scales at more ...

We also know that within normal ranges, testosterone levels are not strongly predictive of aggression. In the amygdala, a brain region central to aggression, testosterone rarely causes peacefully ...