Free vs. total testosterone: How are they different?

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

Does testosterone make you angry? Here’s what the science says

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

Testosterone delivered to your door? We tapped experts on the best online TRT clinics of 2026

Accessing Testosterone Replacement Therapy shouldn’t make you want to pull your hair out (especially if that’s one of the ...
UNILAD

Experts reveal 7 signs that you have low testosterone that have nothing to do with sex

People might think of the NSFW when it comes to testosterone, but there are other symptoms if you have lower levels ...

7 Signals for Men Over 40 to Check Their Testosterone Levels

Starting around age 40, many men notice the first physical changes that may be related to their hormone levels: Energy wanes ...

You can now take testosterone tests with a stick, your phone, and some spit

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

What are normal testosterone levels by age?

What are normal testosterone levels by age? An older photographer mentors a younger one. Testosterone is an important hormone. It helps men develop during puberty, and as they age, it plays a critical ...