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

This article was reviewed by Felix Gussone, MD. If you’ve been feeling a bit more couch potato than go-getter lately, dragging through the day, snapping at people for no reason, or wondering where ...

We include products we think are useful for our readers. If you buy through links on this page, we may earn a small commission. Here’s our process. An at-home testosterone test can help people monitor ...

New York Post may receive revenue from affiliate and advertising partnerships for sharing this content and/or when you make a purchase. Accessing Testosterone Replacement Therapy shouldn’t make you ...

Low testosterone is common, especially as men age. It's nothing to be ashamed of, and treatment options are available. Trouble getting things up? Reduced libido, erectile dysfunction, or difficulty ...

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 ...

Whenever one experiences growth hormones, peptide hormones, thyroid hormones, stress hormones or sex hormones, the body's chemical messengers play a key role in many essential bodily functions and ...

THERE IT WAS: a bulbous droplet of blood suspended from the tip of my left-hand middle finger, which was dangled over the lip of a microtainer. It was this droplet of blood, plus another 11 after it, ...

This article was reviewed by Felix Gussone, MD. Key Takeaways: Cholesterol is a key building block for testosterone. Through ...

Testosterone levels typically decline as a person ages, but some may have low testosterone due to certain health conditions. People may wish to use an at-home testosterone test to monitor their ...