What does this all mean? Marijuana may increase testosterone in the short term, but more research is needed to understand the long-term effects. Does marijuana use lower levels of testosterone?

Are there foods that lower testosterone or obliterate it altogether? We found a few you might want to avoid. You may know that testosterone is an important intimacy hormone. Made in the privates, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." About one in eight Americans have taken a glucagon-like peptide-1 (GLP-1) agonist medication, like ...

Historically, testosterone has been associated with masculinity. Someone having high levels of testosterone was shorthand for perceived higher levels of aggression, strength, and libido. However, ...

Among the participants, roughly 11 percent reported cannabis use — and these cannabis users had lower total testosterone levels than non-users. On top of having lower testosterone, cannabis users also ...

If you're interested in maintaining your hormonal levels, you might wonder if there are certain foods that kill testosterone. After all, testosterone naturally decreases with age, so it's ...

Uncrowned is a new destination for all things MMA, boxing, wrestling, and more, featuring Ariel Helwani. Yahoo Racing is powered by Motorsport Network, providing expert reporting, analysis, and ...