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 ...

Testosterone is arguably one of the most essential hormones for supporting men’s health. It plays a role in supporting intimate, bone, muscle, and mental health. Testosterone levels that are higher or ...

This article was reviewed by Darragh O’Carroll, MD. PSA and Testosterone: Are They Linked? Prostate-specific antigen (PSA) is ...

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 ...

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 ...